Environmental Sciences Essays | Free Essays on Environmental Sciences

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Feasibility Of Different Techniques For Providing Fresh Water Environmental Sciences Essay

Published Date: 23 Mar 2015

4 Pages (1,376 Words)

Water is one of the most important and valuable resources in the world, applying to industry, agriculture and transportation. More importantly, life on earth is impossible without water. There are currently over two billion people, or nearly 25 percent of the world's population cannot obtain safe drinking water (Moe & Rheingans, 2006). Systems like these are attracting more attention as fresh water is becoming more scarce and ...

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Mass Object Affect Falling Speed Liquid Environmental Sciences Essay

Published Date: 23 Mar 2015

4 Pages (1,557 Words)

The purpose of this experiment was to determine how a mass of an object would affect its speed when sinking through glycerin or water. I became interested in this idea when watching a movie on submarines which are designed to be able to travel through water at high speeds. I knew before I started my investigation that glycerin is heavier than water, thus glycerin will slow down ...

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Control Of Sulphur Dioxide Environmental Sciences Essay

Published Date: 23 Mar 2015

7 Pages (2,603 Words)

SO2 is an kind of industry air pollution mostly from oil and coal consumption , industry activities and traffics.According to research of EAP(U.S. Environmental Protection Agency) more than 100 million tons sulphur dioxide is discharged into the atmosphere every year all over the world.In the nature,most of the sulphur emissions are in the H2S(hydrogen sulphide),CS2(carbon disulphide),COS(carbonyl sulphide) and some organic compouds.Through burning,these organics which contain sulphur element ...

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Waste Management Practices Of Mcdonalds Environmental Sciences Essay

Published Date: 23 Mar 2015

4 Pages (1,449 Words)

McDonalds is one of the largest and most well known global fast food restaurants. Ray Kroc is the founder of the company in the year 1955. The company has been operating for 55 years and has 32000 restaurants chain in more than 117 countries. More than 75% of McDonald's worldwide outlets are operated by franchisees or affiliates (Our Company 2010). There are 1.5 million employees worldwide working ...

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Basic 4 Bit Parallel Adder Computer Science Essay

Published Date: 23 Mar 2015

14 Pages (5,582 Words)

The main aim of the project is to develop a basic 4-bit parallel adder using carry look- ahead logic. In this project research we obtain knowledge about functional description of adder in parallel process of addition, subtraction and developing at its fastest speed of addition. Basic reason is adders are basic components in any operation so if we develop the adders at high efficiently at high speed ...

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Hydrothermal Processing Of Municipal Solid Waste Environmental Sciences Essay

Published Date: 23 Mar 2015

5 Pages (1,707 Words)

Municipal Solid waste are gabages, sludge or refuse gotten form a waste water treatment plant, air pollution control facility, or water supply treatment plant, EPA 2012. These also include solid, semi -solid, liquid or gaseous materials which result from industrial, mining, commercial or agricultural and household operations. The appropriate treatment of the increasing MSW and the need for energy is becoming a global environmental issue. This has ...

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Conservation Of Forest Resources In North India Environmental Sciences Essay

Published Date: 23 Mar 2015

9 Pages (3,436 Words)

Forests are natural umbrellas for ground surface because they protect the ground surface from erosion by falling raindrops and control radiation balance of the earth and the atmosphere by consuming increased amount of carbon dioxide released from ever increasing human volcanoes (chimneys of the factories) and thus prevent the earth from becoming too hot. Removal of forest cover exposes the ground surface to the atmospheric processes. Forest ...

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Water Irrigation Systems In India Environmental Sciences Essay

Published Date: 23 Mar 2015

8 Pages (2,929 Words)

Water is the most distributed substance on our planet. It is available in different amounts everywhere and plays an important role in the surrounding environment and human life. By recent estimates the earth's hydrosphere contains a huge amount of water of about 1,386 million cubic kilometers. However, 97.5 per cent of this amount is saline water and only 2.5 per cent is fresh water. The greater portion ...

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Forest Fire Danger Modelling Environmental Sciences Essay

Published Date: 23 Mar 2015

5 Pages (1,745 Words)

Forests constitute a large part of the earths renewable natural resources. Besides serving as an important source of food, fuel wood, fodder, timber etc, it also plays a pivotal role in maintaining a near ideal environmental condition for life sustenance (Biswadip Garia et al., 2007). Forest fires are natural or manmade disasters that occur throughout the world. Controlled forest fire is a useful, efficient and legitimate tool ...

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Spatial Patterns Of Tropical And Temperate Deforestation Environmental Sciences Essay

Published Date: 23 Mar 2015

12 Pages (4,577 Words)

Global deforestation has become a major concern of human society. Belonging to the last untouched and pristine terrestrial ecosystems on earth, tropical forests in particular are a central issue of many conservation movements. Safeguarding global biological diversity has been widely approved as a political goal throughout the global community with forests playing a major role. Large and rare animals and pictures of burned forests have strengthened the ...

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Which Citrus Fruits Remove Stains The Best Environmental Sciences Essay

Published Date: 23 Mar 2015

7 Pages (2,665 Words)

Nowadays, most of people prefer to use biodegradable product or "green" product. Especially in current downturn economy, many people change to less expensive products. Using citrus fruits as an alternative ways to remove stain is the good choice. Is it very useful to know which of the citrus fruits is best used in removing stains? Significance of the Study Sodium hypochlorite (chlorine bleach) and hydrogen peroxide (oxygen ...

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Health And Safety In Metal Workshops Environmental Sciences Essay

Published Date: 23 Mar 2015

14 Pages (5,575 Words)

According to the ILO, some 2.3 million workers around the world die due to work-related accidents or diseases every year. That is an average of around 6000 deaths daily. There are also around 340 million cases of occupational accidents and 160 million victims of work-related illnesses each year and frequent estimates have show an increase of accidents and ill health. 1.1 Health and safety in metal workshops ...

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Benefits Of Water Pollution Environmental Sciences Essay

Published Date: 23 Mar 2015

3 Pages (824 Words)

Effects of Water Pollution: The effects of water pollution are wide-ranging and these are highly dependent upon the type of chemicals that are dumped into the major water sources. Water pollution has an adverse effect on plants and creatures living in the water. In nearly all situations, the effect is destructive not only to the areas and individual species, but also to the natural biological populations. Sources ...

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What Is A Carbon Footprint Environmental Sciences Essay

Published Date: 23 Mar 2015

6 Pages (2,241 Words)

there are many definitions used by different organizations; a carbon footprint is "The total amount of greenhouse gases produced to directly and indirectly support human activities, usually expressed in equivalent tons of carbon dioxide (CO2)" (timeforchange.org); 'The total set of greenhouse gas emissions caused directly and indirectly by an [individual, event, organisation, product] expressed as CO2.'(carbon trust). Some organisations such as direct.gov and the carbon trust provide ...

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Urbanization Land Use Changes And Human Impacts Environmental Sciences Essay

Published Date: 23 Mar 2015

14 Pages (5,362 Words)

Urbanization in developing cities of Asia is proceeding exceptionally fast. Peripheral zones are being pushed by urbanization much beyond their previous extents causing rural to urban conversion of large areas. This rapid urban growth has created a chaotic mixture of urban and rural land use. Rawalpindi is strategically as well as politically important city of Pothwar Plateau of Pakistan, situated just twelve kilometres from Islamabad in the ...

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A Literature Review Of Arsenic Contamination Environmental Sciences Essay

Published Date: 23 Mar 2015

14 Pages (5,407 Words)

Introduction This chapter presents a general overview of arsenic in soils and the dangers associated with it. It covers the need for the remediation of arsenic contaminated soils; the technologies currently used for arsenic contaminated soils; the general use of amendments, what they are, the various types in use and the amendments for the remediation of arsenic contaminated soils and narrowed down on the use of iron ...

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Green Energy Means Renewable Energy Environmental Sciences Essay

Published Date: 23 Mar 2015

12 Pages (4,770 Words)

Green energy means renewable energy that is vast alternative for the use of fossil fuels such as petroleum. Other conventional method used to provide electricity is such as geothermal, biomass, ocean, solar, wind, hydro, hydrogen fuel cells and etc. Biomass energy is derived from the wastes and animal dung either by burning it or just leaving the wastes to lay off by itself to get biofuel or ...

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The Reasons For Shortage Of Clean Water Environmental Sciences Essay

Published Date: 23 Mar 2015

5 Pages (1,692 Words)

Shortage of clean water is a serious problem in the world nowadays. Particularly, shortage of clean water has developed remarkably in both popularity and in complicatedness due to many causes, which come from both citizens and governments. This issue causes a lot of effects not only on people's life but also on environment. However, many effective solutions have been taken to put an end to this problem. ...

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Literature On Sustainable Drainage Systems Environmental Sciences Essay

Published Date: 23 Mar 2015

5 Pages (1,851 Words)

SuDs which are known as sustainable drainage system use to be known as sustainable urban drainage system. As SuDs are not just developed in urban areas so the word urban is dropped to prevent confusion. SuDs with in the UK play a huge role in improving drainage system and the environment as it provides a solution to excess runoff water and helps make waste water treatment work ...

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Flood Managament Of Jeddah In Saudi Arabia Environmental Sciences Essay

Published Date: 23 Mar 2015

15 Pages (5,862 Words)

Jeddah is one of the most important cities of the Kingdom of Saudi Arabia. Located on the shore of the Red Sea, the city has a population of more than 3.5 million, and after Riyadh, is the second largest urban settlement of the country. Containing the largest port on the Red Sea, it is the principal entry point for Mecca, the holiest city of the Islamic religion. ...

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Human The Cause Of Global Warming Environmental Sciences Essay

Published Date: 23 Mar 2015

7 Pages (2,401 Words)

The increase in the temperature of Earth's atmosphere and the troposphere influence the changes in the climate. Carbon dioxide emitted due to the burning of fossil fuels which usually trap heat. This has a significant effect on the various components of the Earth's eco-sphere. Global warming is more likely to be a phenomenon that comprises of climate changes. This change includes changes in air, temperature, winds, ocean, ...

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Water And Wastewater Analysis Focusing On Formaldehyde Environmental Sciences Essay

Published Date: 23 Mar 2015

15 Pages (5,775 Words)

Formaldehyde (FA) has been widely used in wood, paper and textile industries as well as in the production of a number of chemicals and for the preservation of biological material. It also present in almost all common foods and it's estimated that adult dietary intake is 11 mg/day. Occasionally, it is used as a disinfectant to disinfect water filters. (ADWG, 2004) FA can be toxic allergenic and ...

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Discussions Of Population Growth And Resources Environmental Sciences Essay

Published Date: 23 Mar 2015

4 Pages (1,396 Words)

Natural resources are a subject of constant debate in the contemporary political and economic scene. Forms of appropriation, exploitation and trade of such resources affect in crucial way international relationships, and they are even a cause of violent conflicts. But its importance goes further. Their allocation has been always a crucial element due to its effects in the economy; its possession determines the economical organization and political ...

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Renewable Energy Policy Of The Philippines Environmental Sciences Essay

Published Date: 23 Mar 2015

9 Pages (3,505 Words)

This article provides background for the current petroleum reserves scarcity problem, importance of sustainable energies, as well as the advantages and shortcomings of renewable energies development. In addition, it covers the review of renewable energy policies of four different countries, namely Malaysia, Philippines, Indonesia and Vietnam. The article also summarizes results of this study by comparing approaches taken by the governments of the abovementioned nations to solve ...

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Effectiveness Of Bottom Up And Top Down Environmental Sciences Essay

Published Date: 23 Mar 2015

9 Pages (3,564 Words)

Urban poor communities are becoming increasingly vulnerable to the effects of climate. This is due to many reasons, such as densely populated cities and poor housing structure. There are many ways to reduce the vulnerabilities of the urban poor to climate change. One of the key ways to deal with the impacts of climate change and thus increase resilience to climate change, is to adapt to these ...

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Energy Saving Compact Fluorescent Light Bulb Environmental Sciences Essay

Published Date: 23 Mar 2015

18 Pages (6,914 Words)

The Carbon Trust Applied Research and Incubator schemes has over the years through their Low Carbon Technology Assessment given a clear indication of their technology priorities and this have been determined on the basis of the carbon saving potential of each technology and the extent to which the Carbon Trust support is likely to have a significant impact on progress towards its commercial deployment. This they do ...

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Waste Management And Remedial Measures Environmental Sciences Essay

Published Date: 23 Mar 2015

6 Pages (2,174 Words)

Waste is being generated by the humankind from the beginning itself like that of the animals they hunted for, bones, wood from trees etc..Its just that as the time passed, the composition and the amount of waste generated has shown a drastic change. The progress of civilization resulted in the generation of more complex nature of waste. The increasing industrialisation and consumerism from the 19th century resulted ...

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Examples Of Green Technology Methods Environmental Sciences Essay

Published Date: 23 Mar 2015

6 Pages (2,171 Words)

Green technology is a continuously evolving group of methods of using materials that are being disposed of and recycling them to be used for other things that will not harm the environment. Building materials and landscaping are just a couple of things that can be done with waste materials. Things that can be recycled so that we can reuse them for generating energy to nontoxic cleaning products ...

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The Role Of Marine Protected Areas Environmental Sciences Essay

Published Date: 23 Mar 2015

7 Pages (2,798 Words)

Among different ecosystem in the world coral reef ecosystem is one of the most important ecosystem which benefits millions of people around the whole world by buffering coastal communities against ocean storms, supply of animal protein, pharmaceuticles product made from harbor organisms and also provide esthetic values for tourists, support tourism based economies and also act as a living laboratory for scientists. Coral reefs are threatened by ...

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Environmental Problems Derived From Modern Societies Environmental Sciences Essay

Published Date: 23 Mar 2015

5 Pages (1,957 Words)

Global warming is probably one of the most talked issues of our generation and ironically it is probably one of the most misunderstood subjects. Everyone talks about it without truly understand what it means for our future or what its horrifying consequences are. The dictionary defines global warming as "the rise in the average temperature of Earth's atmosphere and oceans since the late 19th century and its ...

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What Is Strategic Spatial Planning Environmental Sciences Essay

Published Date: 23 Mar 2015

7 Pages (2,591 Words)

Introduction Strategic spatial planning is arguably an approach which rails against the discourse of the scientific rational comprehensive models of planning which has and still does hold a large influence in current modes of planning. This short essay will hopefully explain to planners why a strategic spatial planning approach is more conducive in the current context which we find ourselves in. This will be done through answering ...

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Solid Waste Management Techniques For Jalgaon City Environmental Sciences Essay

Published Date: 23 Mar 2015

9 Pages (3,543 Words)

Solid waste management in India has become a major environmental issue of study increasing environmental concerns and interest in material and energy conservation have lead to increasing advancement in management of solid waste over the past two decades. This paper attempts to put together available information and analyze the problem of solid waste. Proper management of solid municipal waste can play an important role in generation of ...

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Advantages And Disadvantages Of Paper Recycling Plants Environmental Sciences Essay

Published Date: 23 Mar 2015

5 Pages (1,836 Words)

In the last decade, many large paper purchasers have recognized the environmental impacts associated with paper and changed their practices accordingly. Whether driven by consumer demand, governments purchasing directives, cost savings, or management commitment, these companies are using less paper, buying more recycled paper, and encouraging their suppliers to adopt cleaner manufacturing or recycle paper and practice better forest management.[1] Recycling is a process - a series ...

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The Value Of Reducing Carbon Footprints Environmental Sciences Essay

Published Date: 23 Mar 2015

9 Pages (3,278 Words)

This report examines the concept and value of measuring and reducing a business or product carbon footprint as well some renewable energy systems available, that could contribute to Carbon reduction and energy efficiency. Guides and legislation already exist. In anticipation of future developments, regarding sustainable practices and strict mandatory requirements for organizations and businesses, it is important to take action. Finally, several renewable energy systems are presented ...

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Properties Of Soil Including Density And Porosity Environmental Sciences Essay

Published Date: 23 Mar 2015

5 Pages (1,716 Words)

Experiments were undertaken to obtain the bulk density, particle density, and soil porosity of four soil samples. Bulk density, particle density, and soil porosity are all interrelated terms. Density is the relationship between the mass (m) and volume (V) of a substance. . Based on this relationship, an object or substance that has high mass in relation to its size (or volume) also has a high density ...

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Is Compost Tea Fact Or Fiction Environmental Sciences Essay

Published Date: 23 Mar 2015

11 Pages (4,121 Words)

Horticulturists, scientists, teachers, gardeners, practioners and farmers all rave about compost and the benefits to the soil, like improving soil structure, reducing water use, improving aeration, attracting earth worms and many more. I want to believe the same thing holds true for compost tea, is it the cure all for damping off disease, will it make my tomatoes "luminescent"(6), will it make my lawn greener, will my ...

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Management Of Municipal Solid Waste In Mauritius Environmental Sciences Essay

Published Date: 23 Mar 2015

6 Pages (2,128 Words)

The environment is an important ecological, economic, and social or cultural resource that is fundamental to the sustainable development of any region and which positively impacts on the quality of life of the local residents (Nautiyal.S and Kaedrele.H; 2007). Since the last two centuries, industrialization has supported a mushrooming and voracious population and have created massive prosperity; however, this growth has often been detrimental to the environment ...

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The Town And Country Planning Environmental Sciences Essay

Published Date: 23 Mar 2015

36 Pages (14,304 Words)

This paper is based on secondary research in to the justifications provided by the coalition government to support the introduction of the National Planning Policy Framework (NPPF). This research involved an analysis of the impact that the NPPF could have on major areas of debate such as: sustainable development, economic and social costs of the current system, business activity, and housing, benefits of Brownfield development, approval rates ...

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Abiotic And Biotic Characteristics Environmental Sciences Essay

Published Date: 23 Mar 2015

4 Pages (1,355 Words)

San Francisco Bay has maintained a magnificent body of water and use to sustain the economy of Western United States and San Francisco Estuary in Bay in is of great importance because through this a large number of water draining becomes possible. It's Estuary from where fresh water meets to sea water. There are many pollutants that we face in our daily life e.g. dirt, sediments, oil, ...

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Achieving Green Building Concept Environmental Sciences Essay

Published Date: 23 Mar 2015

16 Pages (6,021 Words)

According to Arnel (2012), a green building focuses on increasing the efficiency of resource use - energy, water, and materials, while reducing building impact on human health and the environment during the building's lifecycle, through better sitting, design, construction, operation, maintenance, and removal. Before green building is introduced to the construction industry, this industry has contributed some part of harmful to the environment in term of the ...

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Impact Of Ocean Acidification On Marine Life Environmental Sciences Essay

Published Date: 23 Mar 2015

4 Pages (1,274 Words)

One of the main issues with ocean acidification is the impact that it will have on marine organisms over the coming years, and whether or not they are able to adapt to the more acidic waters? The impact upon some marine species may become more of a problem if they play an important role in the food chain, and therefore may eventually affect humans as fish are ...

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The Relationship Between Centripetal Force And Velocity Environmental Sciences Essay

Published Date: 23 Mar 2015

7 Pages (2,470 Words)

Investigate the relationship between centripetal force and velocity in circular motion, when a stopper is swung with a string in which different weight hangers are attached to. DATA COLLECTION AND PROCESSING According to Mr. Isaac Newton, an object's "natural state of motion" is to stay at rest if it's already at rest or to continue in linear, uniform motion unless it's subjected to a net, external force. ...

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The Nature Of Biomedical Waste Environmental Sciences Essay

Published Date: 23 Mar 2015

4 Pages (1,325 Words)

Biomedical waste is that waste which is generated by the diagnosis and treatment of human beings or animals or by the medical research activities conducted or during the production of medical equipment. Biomedical waste can be hazardous and infectious by nature. So it needs to be handled properly to ensure it doesn't deteriorate peoples' health when it's discarded. Any inadequacy in the management of biomedical waste can ...

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Flash Floods In Jeddah Saudi Arabia Environmental Sciences Essay

Published Date: 23 Mar 2015

18 Pages (6,830 Words)

Jeddah is one of the most important cities of the Kingdom of Saudi Arabia. Located on the shore of the Red Sea, the city has a population of more than 3.5 million, and after Riyadh, is the second largest urban settlement of the country (CIA Factbook, 2010, p1). Containing the largest port on the Red Sea, it is the principal entry point for Mecca, the holiest city ...

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The Environmental Impacts Of Transportation Environmental Sciences Essay

Published Date: 23 Mar 2015

5 Pages (1,633 Words)

Over the years, the development of road networks across the world has undoubtedly contributed significantly to the changing of the landscape. Clearly those involved in all aspects of the design and construction of roads will be very aware of the, often emotive, issues that surround this highly visible intrusion into the natural environment. According to Alo (2008) Central to any functional urban settlement is the level and ...

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The Phenomenon Of Red Tide Environmental Sciences Essay

Published Date: 23 Mar 2015

6 Pages (2,035 Words)

Red tide is a phenomenon that affects the water by coloring it red and cause a death of a marine organisms because of increasing the CO2 in the water. So, in this paper we will discuss the problem of red tide and how much it affects the marines and human life. Also, we will look at some possible ways in how we can reduce the effects. Then, ...

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Significance Of The Masdar City Project Environmental Sciences Essay

Published Date: 23 Mar 2015

6 Pages (2,345 Words)

Masdar is a project developed in Abu Dhabi, the United Arab Emirates. The core of Masdar is a well-planned city. It is constructed by the construction builder Abu Dhabi Future Energy Company, which is a branch of the Mubadala Development Company. The major part of capital finance is given by the government of Abu Dhabi. The project is designed and planned by the Foster and its Partners, ...

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Effects Of Raw Sewage Discharged Directly Environmental Sciences Essay

Published Date: 23 Mar 2015

3 Pages (1,075 Words)

Throughout history of existence of man, getting rid of waste man produces has always been problematic. Our Palaeolithic and Neolithic ancestors also had the same problem of waste disposal, those who lived on oysters and other shellfish simply threw the waste out forming the kitchen middens which are now of great interest to the archaeologists (Anderson, 2007). During the medieval times sewage and domestic waste was thrown ...

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What Is The Indian Energy Scenario Environmental Sciences Essay

Published Date: 23 Mar 2015

10 Pages (3,754 Words)

Economic growth the world over is driven by energy, whether in the form of finite resources such as coal, oil and gas or in renewable forms such as hydroelectric, wind, solar and biomass, or its converted form, electricity. This energy generation and consumption powers the nation's industries, vehicles, homes and offices. Energy Resource Base. Energy security depends, to a great extent, on the availability of an adequate resource ...

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Environmental And Social Impacts Of Deforestation Environmental Sciences Essay

Published Date: 23 Mar 2015

7 Pages (2,507 Words)

Pakistan is blessed by many things; forests are one of them, which cover 4.224 million Hectare (ha) which is 4.8% of the total land area (Wildlife of Pakistan). Out of these 4604 ha area is covered by forests in Khyber-pakhun-khwa (KPK) and Northern areas. Â Between 1981 and 1990, there had been a 4.3% decrease in forest areas of the Tropical Asia and Oceania, which Pakistan is a ...

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The Important Pursuit Of Marine Conservation Environmental Sciences Essay

Published Date: 23 Mar 2015

4 Pages (1,512 Words)

Oceans and seas cover 70% of the world's surface and are of critical importance economically, environmentally and socially. As an island nation, the UK coasts around 7500 miles of coast line and a wealth of marine biodiversity. The marine environment around England is extremely rich and diverse. England has some of the finest marine wildlife in Europe. England's seas contain amazing underwater landscapes and over 10,000 species, including ...

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Comparative Analysis Of Inductivism And Falsificationism Environmental Sciences Essay

Published Date: 23 Mar 2015

3 Pages (1,159 Words)

There are two major concepts that tell us about the progress of science. Both have different views that how the science has progressed and is progressing. In this essay the introduction, detail comparison and advantages of one philosophy on the other is discussed. Falsifiability is a major concept. To prove any postulate as falsifiable, there should be any observation or there should be any experiment that disagrees ...

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The Environmental Effects Of Human Waste Disposal Environmental Sciences Essay

Published Date: 23 Mar 2015

14 Pages (5,228 Words)

Human activities create waste, and it is the way these wastes are handled, stored, collected and disposed of, which can pose risks to the environment and to public health. The growing volume of solid wastes generated in Mauritius is having major implications on the state of our environment. It is estimated that the amount of solid waste generated is about 1200 tonnes per day. Each Mauritian generates ...

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E Waste Management Processes In Malaysia Environmental Sciences Essay

Published Date: 23 Mar 2015

14 Pages (5,487 Words)

With rapid technological advancement, increasing demand of electrical and electronic as well as short lifespan of the products has lead to the increase in e-waste generation. Hence, E-waste generation has become a concern. E-waste management requires different approach compare to conventional management of traditional wastes. This is because of E-waste complex characteristic where it's contain hazardous substances which pose risk to human health and environment. Understanding E-waste ...

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The Different Kinds Of Land Drainage Systems Environmental Sciences Essay

Published Date: 23 Mar 2015

12 Pages (4,661 Words)

In simple terms DrainageÂ is defined as the "natural or artificial removal of surface andÂ sub-surface waterÂ from an area". Many areas have some natural drainage; this means that excess water flows from the farmers' fields to swamps or to lakes and rivers. Natural drainage, however, is often inadequate and artificial or man-made drainage is required. There are two types of artificial drainage: surface drainage and subsurface drainage. Surface drainage ...

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The Conservation Of Momentum Environmental Sciences Essay

Published Date: 23 Mar 2015

8 Pages (2,997 Words)

The conservation of momentum was shown in three types of collisions, elastic, inelastic and explosive. By getting mass and velocities for two carts during the collision the change in momentum and kinetic energy was found. In an elastic collision of equal massess ΔP = Pf-Pi =-8.595 and ΔKE = KEf-Kei = -4.762. In an inelastic collision of equal massess ΔP = -12.989 and ΔKE = -43.14. In ...

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Anaerobic Digestion Technology For Treatment Of Distillery Waste Environmental Sciences Essay

Published Date: 23 Mar 2015

11 Pages (4,186 Words)

In recent years there has been a growing interest in anaerobic treatment of wastewaters. Compared to aerobic growth, anaerobic fermentation produces much less biomass from the same amount of COD removal. Alcohol distillery is highly water intensive units generating large volumes of high strength wastewater that poses serious environmental problems. Anaerobic digestion is the most suitable option for treatment of high strength organic effluent. The presence of ...

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Effect Of Heavy Metals On The Environment Environmental Sciences Essay

Published Date: 23 Mar 2015

10 Pages (3,746 Words)

Heavy metals are most abundant forms of pollution in Malaysia either in the forms of solid or liquid. With the vast industrialization and economic development in coastal region, heavy metals are continuing to be introduced to the estuarine and coastal environment which eventually end up into the river, runoffs and land based area (Yu et al., 2007). Metals diffuses into the aquatic environment will settle down and ...

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Enhanced Oil Recovery By In Situ Combustion Environmental Sciences Essay

Published Date: 23 Mar 2015

12 Pages (4,620 Words)

Enhanced oil recovery is oil recovery by the injection of materials not normally present in the reservoir. In situ Combustion (ISC) is the process of an enhanced oil recovery process to improve the recovery of heavy crude oil. As it is the oldest thermal recovery technique, it has been used for over nine decades with many economically successful projects. Nevertheless, it is regarded as a high-risk process ...

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Sustainability Issues In Civil Engineering Environmental Sciences Essay

Published Date: 23 Mar 2015

5 Pages (1,838 Words)

Sustainability is the prevention or reduction of the effect of environmental issues for humans to live a sustainable life and as part of the effort is to return human use of natural resources to a sustainable limit at which it can be replenished. The fact that sustainability issues affect the ways in which project are been chosen, planed, designed or implemented does not mean human life should ...

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Green Supply Chain Management In Manufacturing Industry Environmental Sciences Essay

Published Date: 23 Mar 2015

7 Pages (2,660 Words)

In this section, this chapter will be continued to discuss about the previous chapter which is focus on green supply chain management (GSCM) in manufacturing industry. Meanwhile, this chapter will review on an overview and definition of green supply chain management, barriers of implementation of green supply chain management, factors that influence of the operation of green supply chain management and benefits of green supply chain management. ...

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The Vulnerabilities Of Small Island Developing States Environmental Sciences Essay

Published Date: 23 Mar 2015

11 Pages (4,089 Words)

Small Island Developing States (SIDS) comprise small islands and low-lying coastal countries located across the Indian, Pacific and Atlantic Oceans and Caribbean Sea. While geographical, climatic, cultural and socio-economic dissimilarities exist between these nations, they face common development constraints and vulnerabilities to Climate Change. Growth and development of SIDS is restricted by factors such as limited resources, remoteness and volatile weather patterns. Small populations and remoteness also ...

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The Viability Of Solar And Wind Energy Environmental Sciences Essay

Published Date: 23 Mar 2015

6 Pages (2,065 Words)

Electrical energy occurs naturally. Electricity has contributed to our comfort and our social development, but we have precious and irreplaceable energy resource. Beginning with the industrial revolution in our use of energy sources, especially fossil fuels has increased with each year. RenewableÂ energyÂ sourcesÂ areÂ thoseÂ that areÂ naturally Â renewed Â moveÂ withinÂ an administrationÂ capable ofÂ a lot ofÂ time, woodÂ and other Â substances Â producedÂ byÂ living organismsÂ (biomass),Â naturalÂ heat fromÂ theÂ earthÂ (geothermal energy) ,Â or Â falling Â water (hydro), Â Wind, theÂ sunÂ and the sea. This report ...

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Evaluating The Waste Water Treatment Processes Environmental Sciences Essay

Published Date: 23 Mar 2015

14 Pages (5,574 Words)

Domestic wastewater treatment or sewage treatment, is the process of removing contaminants from wastewater and household sewage, both runoff (effluents) and domestic. It includes physical, chemical, and biological processes to remove physical, chemical and biological contaminants. Its objective is to produce an environmentally-safe fluid waste stream (or treated effluent) and a solid waste (or treated sludge) suitable for disposal or reuse (usually as farm fertilizer). Using advanced ...

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The Importance Of Irrigation Agriculture Environmental Sciences Essay

Published Date: 23 Mar 2015

7 Pages (2,453 Words)

The importance of irrigation agriculture for a country having agricultural lead industrialization policy and rainfall dependent community to cultivate is not far from anybody. Ethiopia recently has a population of over 80 million. Of these 80 percent are living in rural area and their day to day breath is depend on rain-fed agriculture and not food self sufficient. To make theses community food self sufficient irrigation agriculture ...

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Waste Management And Recycling Environmental Sciences Essay

Published Date: 23 Mar 2015

5 Pages (1,703 Words)

Waste management means collecting, transporting, processing, recycling and monitoring of the waste materials. The term waste management generally relates to those materials which are produced by human activity and is usually undertaken to reduce the effect of these activities on their health and environment. Waste management is also useful to recover useful resources from the waste. Waste management involves all solid, liquid and gaseous or radioactive substances ...

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Definition Of Water Pollution Environmental Sciences Essay

Published Date: 23 Mar 2015

4 Pages (1,315 Words)

Water pollution is the presence of any substances in water which can be harmful for plants and animals that live in water or people who use it. In other word it is the change in the chemical or physical properties of the water and this change can lead to cause damage and health hazards to animals and plants that live inside it or organisms that use it. ...

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Water Is Essential To Maintain Healthy Lifestyle Environmental Sciences Essay

Published Date: 23 Mar 2015

3 Pages (1,057 Words)

Water is one of natures most important gifts to mankind. Essential to life, a persons survival depends on drinking water. Water is one of the most essential elements to good health -- it is necessary for the digestion and absorption of food; helps maintain proper muscle tone; supplies oxygen and nutrients to the cells; rids the body of wastes; and serves as a natural air conditioning system. ...

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Defining A Green Building Environmental Sciences Essay

Published Date: 23 Mar 2015

8 Pages (2,955 Words)

The green building is part of the concept sustainable constructions. The demand of this type of buildings has increased in the last decades and it is expected to continue upward. LEED (Leadership in Energy and Environmental Design) recorded that the public sector green building has increased 10 percent while the commercial sector has increased 5 percent of the annual construction market demand. (Yudelson, Jerry, 2008). In order ...

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Carboxymethyl Cellulose On Blends Of Polyvinyl Alcohol Environmental Sciences Essay

Published Date: 23 Mar 2015

13 Pages (5,045 Words)

ABSTRACT Poly(vinyl alcohol) (PVA) - Poly(ethylene oxide) (PEO) blends were prepared and found that Poly(vinyl alcohol) - Poly(ethylene oxide) are inherently immiscible and therefore incompatible. So, a compatibilizer Carboxymethyl cellulose (CMC) is added to PVA and PEO and the influence of CMC is studied on the compatibility of blends of PVA and PEO. It is found that on adding CMC, PVA and PEO become partially miscible. Here, ...

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Transportation Planning And Urban Form Environmental Sciences Essay

Published Date: 23 Mar 2015

18 Pages (6,898 Words)

"Transportation planning should be about more than concrete and steel. It should be about building communities." - Rodney Slater The topic of my paper is Transportation planning and urban form. It is well known fact that urban form is highly correlated with the evolution of transportation systems. There exist complex relationship between transportation, land use and urban form. City development patterns are highly correlated with the evolution ...

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Malaysia Is A Fast Developing Country Environmental Sciences Essay

Published Date: 23 Mar 2015

4 Pages (1,241 Words)

Malaysia is a fast developing country that its change from an agro-based to an industrial nation, has led to an increase in the population. Malaysias population increased rapidly from 6 278 800 in 1957 to an estimated 29,179,952 in July 2012. Thus, the amount of solid wastes generated in Malaysia also increases rapidly. Statistic shows that on average, each Malaysian produces 0.8 kg to 1.2 kg of ...

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Isopropyl Alcohol Can Be Oxidized Environmental Sciences Essay

Published Date: 23 Mar 2015

4 Pages (1,428 Words)

Being a secondary alcohol, isopropyl alcohol can be oxidized to acetone, which is the corresponding ketone. This can be achieved using oxidizing agents such as chromic acid, or by dehydrogenation of isopropyl alcohol over a heated copper catalyst: (CH3)2CHOH ? (CH3)2CO + H2 Isopropyl alcohol is often used as both solvent and hydride source in the Meerwein-Ponndorf-Verley reduction and other transfer hydrogenation reactions; it is oxidized to ...

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Energy Crisis In Pakistan Environmental Sciences Essay

Published Date: 23 Mar 2015

9 Pages (3,541 Words)

Pakistan has been facing an energy crisis since the last few years, which has seriously affected its people. The gap between demand and supply has been constantly widening. People are spending sleepless nights in summer. Shortage of power supply has assumed the role of a fundamental necessity, becoming a serious policy dilemma. It needs sustained efforts and long-term policies to overcome this crisis. Sincere effort is required ...

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Climate Change Will Affect Invertebrates And Vertebrates Environmental Sciences Essay

Published Date: 23 Mar 2015

13 Pages (5,107 Words)

Global climate change is predicted to cause temperatures to increase by 1.4-5.8Ã‹Å¡C by the year 2100. This will likely have a profound impact upon many land animals. Here, four animal groups were selected for review; amphibians, insects, polar bears and birds. Many species will most probably move further north, where conditions will be cooler. Changes in breeding will occur, with many species breeding earlier, as already demonstrated ...

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The Limitations Of High Rise Buildings Environmental Sciences Essay

Published Date: 23 Mar 2015

15 Pages (5,665 Words)

The purpose of this report is to illustrate the limitations faced when planning, designing or constructing a high-rise Building. This report will explore the background of high-rise buildings, including their origins and technological advancements. It will bring to light any technical aspects pertaining to the limitation of high-rise buildings, such as materials and available technology. This report will also inform the reader of any professional involvement of ...

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Environmental Impacts Of Oil And Gas Environmental Sciences Essay

Published Date: 23 Mar 2015

28 Pages (10,831 Words)

Oil and gas companies have been conducting exploration projects worldwide for years in an attempt to find and extract the extremely valuable global resource known as petroleum (BERA 2006). Oil and gas exploration encompasses testing subsoil, using sophisticated technology and is not without any environmental damage. A major challenge in exploration of oil and gas is the ecological significance of repeated exposures to very low-level releases of ...

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Life Cycles Of Paper And Plastic Bags Environmental Sciences Essay

Published Date: 23 Mar 2015

6 Pages (2,177 Words)

This research performs life-cycle assessments on two products-plastic bags and paper bags. The two products are considered to be substitutes for one another, and the end objective of the life-cycle assessments performed on the two products is to compare the life-cycle costs of the two products for the purpose of recommending a production strategy for a company that produces bags. A life-cycle assessment for paper bags is ...

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Modifying Consumer Behaviour Sustainable Development Environmental Sciences Essay

Published Date: 23 Mar 2015

3 Pages (1,144 Words)

The use of plastic bags warrants attention in the sustainable consumption debate, especially when packaging accounts for a significant amount of the resources consumed and waste generated by our consumer lifestyles. Governments, retailers and manufacturers are striving to improve sustainability performance by finding ways to reduce plastic bag use. The authors have done sufficient research in providing a global perspective through approaches adopted by different countries in ...

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Food Safety And Security In India Environmental Sciences Essay

Published Date: 23 Mar 2015

5 Pages (1,777 Words)

Food safety is a growing concern globally. With the innovations in the processing technologies, packaging techniques, agricultural practices, and change in food habits, industry and enforcement authorities are facing new challenges every day. Currently there are more than twenty Indian laws relating to food, which are administered by a number of different Ministries and Departments. Food processors have to comply with these rules. Among the more ...

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Causes Effects Of Water Pollution Environmental Sciences Essay

Published Date: 23 Mar 2015

4 Pages (1,396 Words)

A recent newspaper candidate that: Resource degradation and depletion, biodiversity decline, climate change increasingly complex and incredible. It is an overview about current situation of the environment. Every year, 14 billion pounds of sewage, sludge, and garbage are dumped into the world oceans, 19 trillion gallons of waste also enter the water annually. In addition to the acute problems of water pollution in developing countries, developed countries ...

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The Pros And Cons Of Shale Gas Environmental Sciences Essay

Published Date: 23 Mar 2015

4 Pages (1,298 Words)

Shale gas development has significant negative and positive environmental impact. Negative environmental impact is due to the process of shale gas development and positive impact is through a substitution of clean natural gas to other energy sources. This paper is organised in three parts. In the first part, shale gas development and potential of shale gas is described. In the second part, environmental challenges in the development ...

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Copper Ion Effects On Mung Beans Germination Environmental Sciences Essay

Published Date: 23 Mar 2015

9 Pages (3,520 Words)

This experiment was planned to investigate the effect of different concentrations on copper ion on seed germination of mung beans. The experiment uses seed germination as a parameter in the presence of varying concentration of copper ion solution (Cu2+) in copper (ii) sulphate (CuSO4). Solutions used were 300 ppm, 200 ppm, 100 ppm, 75 ppm, 50 ppm, 25 ppm, and 0 ppm and the seeds were all ...

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Kalabagh Dam And Hydroelectric Power In Pakistan Environmental Sciences Essay

Published Date: 23 Mar 2015

8 Pages (3,099 Words)

The Kalabagh Dam was one of the proposed projects in Pakistan when it comes to hydroelectric power plants in the country. The proposed Kalabagh Dam was supposed to be built on Indus River. Government of Pakistan was the patronage authority in the construction. Mianwali District was selected as the proposed site of the damn exactly situated at Kalabagh. The region was close to the border of Punjab ...

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Effectiveness Of Biologigal Wastewater Treatment Environmental Sciences Essay

Published Date: 23 Mar 2015

15 Pages (5,697 Words)

Wastewater treatment is a serious environmental concern due to the hazards of discharging poorly treated effluent to the environment. Poor wastewater treatment poses a pollution threat to receiving water bodies, groundwater pollution, soil contamination and resulting loss of biodiversity (Mantila, 2002). Dandora Estate Sewerage Treatment Works treats on average 62,000m3 per day annually of wastewater from Nairobi city and its environs through biological treatment and will form ...

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Contribution Of Population Growth To Global Warming Environmental Sciences Essay

Published Date: 23 Mar 2015

5 Pages (1,638 Words)

Population may refers to all the members of a particular species within an ecosystem and live in the same geographical area. Birth, deaths, and migration are the major factors that determine whether and how much the size of a population changes. Organisms join a population through birth or immigration and leave it through death or emigration. A population would remain stable if there are many individuals join ...

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Micro Combined Heat In Uk Residential Areas Environmental Sciences Essay

Published Date: 23 Mar 2015

6 Pages (2,386 Words)

Combined heat and power or cogeneration is the concurrent production of heat and electricity. CHP technologies produce electricity, heating and cooling from fuels such as natural gas or renewable - including landfill gas or biodiesel - at or near facilities like industrial complexes or commercial buildings. That is important because almost 70 percent (Roth, 2005) of the energy used to generate electricity at today's conventional power plants ...

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Governments On Preventing Air Pollution In Colombo Environmental Sciences Essay

Published Date: 23 Mar 2015

17 Pages (6,692 Words)

Air pollution is the presence in the outdoor atmosphere of one or more contaminants such as dust, fumes, gas, mist, odour, smoke, or vapour in quantities and of characteristics and duration such as to be injurious to human, plant, or animal life or to property, or to interfere unreasonably with the comfortable enjoyment of life and property. 1. Air is the very basic need of every living organism. ...

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Is Urbanisation Good Or Bad Environmental Sciences Essay

Published Date: 23 Mar 2015

4 Pages (1,202 Words)

Urbanization is a sign of human civilization and a centre of economy, politics and social life. When more modern buildings are being setting up, more farmers are coming into citys. It also means that more green areas and forests are disappearing. There is a series of environmental problems that have arisen. But I do not know whether urbanization is an advantage or disadvantage? This is the focus ...

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The Negative Impacts Of Soil Erosion Environmental Sciences Essay

Published Date: 23 Mar 2015

5 Pages (1,837 Words)

Soil erosion is a process whereby soil (mostly the top fertile soil) is transported or swept away from its natural environment then deposited to other places. This usually happens as a result of blowing wind, water flow, rainfall, by the force of gravity (down slope movement of soil) and human together with animal activities. Erosion is a natural process although it has been seen to rise due ...

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An Examination Of The Kalabagh Dam Controversy Environmental Sciences Essay

Published Date: 23 Mar 2015

8 Pages (3,076 Words)

Since the Independence of Pakistan in August 14th 1947, Pakistan had many dams but the three main operating dams were Tarbela, Mangla, and Warsak. For the past decade following the new millennium, there has been an immense electricity shortage in the country of nearly 3000 megawatts due to severe water logging and siltation in the dams. Thereby President Pervez Musharaff in 2005, realizing this great problem, re-opened ...

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Agricultural Pollution In The United Kingdom Environmental Sciences Essay

Published Date: 23 Mar 2015

7 Pages (2,706 Words)

The global human population doubled from less than 3000 million to 6000 million during the latter half of the twentieth century. The demand for food increased as the global population increased. This resulted in the intensification of agriculture to meet the higher food demand which placed an increasing demand on the natural environment. This has lead to the United Kingdom now having more than 76% of land ...

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Describe The Four Types Of Solid Structures Environmental Sciences Essay

Published Date: 23 Mar 2015

5 Pages (1,753 Words)

There are three forms of substances exist: liquid, solid and gas in which solid is one of the major state of matter. The solid structure bonds the atoms together by different chemical physical attraction. Chemical bonds are the result of interactions of electrons by various forces of attraction. This attraction can hold atoms together in a stable arrangement. Atoms may transfer or share atoms to form molecules ...

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The Possible Causes Of Sick Building Syndrome Environmental Sciences Essay

Published Date: 23 Mar 2015

6 Pages (2,215 Words)

The World Health Organization defines Sick Building Syndrome as a complex of sub-chronic symptoms that occur while occupants are in a building and generally decrease when they leave. The EPA defines it as "phenomena used to describe situations in which building occupants experience acute health and comfort effects that appear to be linked to time spent in a building, but no specific illness or cause can be ...

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Should Offshore Oil Drilling Be Allowed Environmental Sciences Essay

Published Date: 23 Mar 2015

7 Pages (2,800 Words)

The time has come to put a stop to offshore drilling. Finding renewable resources and alternative energy can help put an end to drilling into our ocean floors and help us become an independent nation. There are an abundance of technological capabilities available in our world today and these should be pursued in depth to not only solve the current crisis, but also to ensure that the ...

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Advantages And Disadvantages Of Nuclear Energy Environmental Sciences Essay

Published Date: 23 Mar 2015

6 Pages (2,326 Words)

Nuclear energy is a thriving global industry. Nowadays, there are a total of 435 nuclear power plants in the world. This source energy is not yet used in Malaysia. Nuclear energy can generate electricity by Fission process at the power plant. It's also said that nuclear energy only used a little fuel of uranium only but it can produce high electricity output. In such way, it can ...

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Green Logistic Or Sustainable Logistics Management Environmental Sciences Essay

Published Date: 23 Mar 2015

5 Pages (1,694 Words)

Logistics is a physical distribution, it is an area of high potential cost savings, improved customer satisfaction and competitive effectiveness. Following are coming under the logistic systems 1) Ware housing 2) Inventory control 3) Materials handling 4) Order processing 5) Transportation. 1. A Definition of the study: A widely accepted definition is the one provided by the council of Supply Chain Management professionals (CSMP. Previously Council ...

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The Issues Of Fresh Water In Singapore Environmental Sciences Essay

Published Date: 23 Mar 2015

5 Pages (1,728 Words)

Singapore is an island and urban city state with no rural hinterland and hence, it has been depending on Malaysia for nearly forty percent or more of its water supply. However, Singapore is not short of fresh water as it receives an average of around 2,400 mm of rainfall annually. The only constraint faced by the country is capturing and storing as much of this rainfall as ...

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How Polluted Is The Brisbane River Environmental Sciences Essay

Published Date: 23 Mar 2015

6 Pages (2,369 Words)

This paper described the water pollution in Brisbane River and its effect in the environment and human health. It constructed an index that focuses on the effects and vulnerability to the environment. Councils and industries affect the Brisbane River by polluting and not following proper precautions. This paper examines the contaminants present and how primarily reduces its number. There is a wide range of industrial pollutants in ...

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Consumerism And Sustainable Development Environmental Sciences Essay

Published Date: 23 Mar 2015

8 Pages (3,122 Words)

Sustainable development has been a goal widely pursued by all nations, globally. Citizens lifestyle has an important effect on the sustainability of a city. A sustainable lifestyle will promote the development of a society; on the contrary, an unsustainable lifestyle will hinder the development of economy and society. At the same time, globalization also has vital effect on development of a society including positive and negative. In ...

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