Danielle Loutfi Environmental education Pollution I. Definition Pollution occurs when pollutants contaminate the natural surroundings; which brings about changes that affect our normal lifestyles adversely. II. Why it is dangerous? Pollution disturbs our ecosystem and the balance in the environment. With modernization and development in our lives pollution has reached its peak; giving rise to global warming and human illness. III. Types & Causes of Pollution A. Air pollution It occurs when
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causes of pollution including sewage and fertilizers hold nutrients like nitrates and phosphates. In extra levels‚ nutrients over stimulate the growth of aquatic plants and algae. Excessive growth of these types of organisms consequently clogs our waterways‚ use up dissolved oxygen as they decompose‚ and block light to deeper waters. The main cause of water pollution are fertilizers and nutrient pollution. Some of the pollutants that are most prevalent in the manure‚ sewage and chemical fertilizers are
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Dynamics of mercury in the environment Mercury is a persistent‚ mobile and bio-accumulative element in the environment and retained in organisms. Because mercury is an element it is ultimately persistent; it cannot be converted to a non-mercury compound. Mercury in the aquatic environment is changed to various forms‚ mainly methylmercury. Once mercury enters into the environment‚ mercury permanently exists in the environment by changing its chemical forms depending on the environment. Figure as
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In the South any African American that was free‚ probably had to wear a badge and maybe even live in separate areas from whites. Also in the South‚ there were few public schools. In the North‚ cities were not very sanitary. Cities may have lacked sewage and paved roads. In the North‚ disease spread
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CONTENTS 1. Introduction 2. Impact of Anthropogenic activities on marine environment 3. Degradation of marine environment 4. Pollution of the Marine Environment 5. Classification of marine pollution 6. Effects of Marine pollution 7. International Instruments designed for the protection and preservation of marine environment 8. Possible Mitigative Measures 9. Conclusion 10. References Introduction An extreme range of environmental problems is now the subject of serious international
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to human health‚ hindrance to marine activities...impairment of quality for use of sea-water‚ and reduction of amenities" (Michaels). There are many natural causes for pollution too. The big causes for marine pollution are oil spills‚ erosion‚ and sewage‚ industrial waste Statement of the Problem 1. What is Water Pollution? 2. What are the cause and effects of water pollution? 3. What can you do to prevent water pollution? Body of the research Water pollution has been seriously affecting the
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------------------------------------------------- To what extent can water shortages be dealt with on an individual level? Water is the basic necessity of life which is even more important than food. A person can live 2 weeks without food but not even 7 days without water. Since few years‚ there has been a population boom and population in present is almost twice the population before the boom. This has caused water and food crisis in many countries‚ more importantly LEDCs. Presently‚ statistics
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Poverty and Pollution Case StudyKarwanica ThompsonBusiness Ethics8/26/12Charles Bowman | | | | Our environment has been the forefront of heated debates for many years now. Not only was it one of the major topics in the 2004 election it has since grown to its own global movement "going green". For a long time now we have been trying to figure out the role business in our environment. The attitudes that are prevalent in our society suggest that businesses have increased our environmental problems
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labour often results in the increase of unplanned settlements and squatter communities that are established close to the resort areas. The creation of these communities results in the destruction of the watershed in these areas as well as inadequate sewage treatment and solid waste
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LAKE WASHINGTON ECOSYSTEM INT1 TASK 2 Lake Washington Description • • • • • Lake Washington is a large freshwater lake (Lake Washington‚ 2013). Lake Washington is approximately 33.82 square miles (Lake Washington‚ 2013). Lake Washington’s maximum depth is 214 feet (Lake Washington‚ 2013). Lake Washington has two main tributaries. The Cedar River and the Sammamish River (Lake Washington‚ 2013). Lake Washington’s main outlet is the Ship Canal to Puget Sound (Lake Washington
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