Eutrophication Essay Examples

57 total results

The Assessment of Current Policies Regarding the Managment of Dongting Area, China (879 words, 3 pages)

Dongting ProjectXiaotong LiDongting Lake is the second largest freshwater lake in China and plays a significant role in irrigating the Dongting Plain, protecting biological diversity and regulating the large amount of water in Yangtze River. It covers 2691km surface water and 1680 km wetland located in Hunan Province. Dongting area ... Read More

The Problem of the Pollution of Lake Ontario Since the Industrial Revolution (449 words, 2 pages)

Ever since the industrial revolution, humans have increasingly sacrificed the environment for progress. The burning of fossil fuels and in-proper treatment of wastes and chemicals puts a lot of stress on our environment, as specially Lake Ontario, the most downstream of the five lakes, but also the most polluted. Lake ... Read More

The Dangers and Effects of Limiting Nutrients and Eutrophication, Trophic Interactions, and Biomagnification of Toxins (556 words, 2 pages)

Witnessing industrialization in our city is an amazing accomplishment. However, with the excitement of new and improved lifestyles, we fail to witness the destruction we may be causing to weak ecosystems. As the city begins to make plans for industrialization around our lake and as a scientist that has studied ... Read More

Addressing the Nutrient Pollution Through the Use of Floating Treatment Wetlands (1757 words, 9 pages)

Use of floating treatment wetlands to treat nutrient pollutionA reoccurring problem in Rhode Islands waters is the pollution of nutrients, specifically nitrogen and phosphorus, in water bodies, which unfortunately is a direct consequence of our actions. Through the over fertilization of plants, failing septic systems, and animal waste, stormwater runoff ... Read More

A Study of Nutrient Concentration on the Growth of Lemma Minor and Salvinia Minima (2552 words, 20 pages)

ABSTRACTFigure 1 Components of investigation examining the effect of changes in nutrient concentration and competition on growth of Lemna and Salvinia.Figure 1 Components of investigation examining the effect of changes in nutrient concentration and competition on growth of Lemna and Salvinia.Plants that live in aquatic environments are oftentimes subject to ... Read More

The Issue of Shoreline Pollution (442 words, 2 pages)

For a long time now we have been dumping sewage into lakes and water knowing full well the consequences of this action. Not only would it affect the ecosystem and the environment, but it would affect the middle classes recreational activity. Polluted beaches are a big no-no to attract more ... Read More

The Conservation Measures That Would Help Them the Most on the Island of St. John (362 words, 1 pages)

1. What are the 4 most important threats to each of the following coralreefs, groupers, mangroves, and seagrasses. What are the conservationmeasures that would help them the most on the island of St. John?Coral reefs climate change where rising temperatures create unsuitableconditions for zooxanthellae resulting in bleaching ocean acidification asa ... Read More

An Annotated Bibliography on the Effects of Overfishing (827 words, 3 pages)

Llope, Marcos. "Overfishing of Top Predators Eroded the Resilience of the Black Sea System Regardless of the Climate and Anthropogenic Conditions." Global Change Biology (2010) 1251-265. Web of Science. Web. 22 Sept. 2014.The main research topic of this article was how human activity, such as overfishing of apex predators, affects ... Read More

Protecting the Marine Ecosystems and Its Food Supply (976 words, 4 pages)

Protecting the Marine Ecosystems and Food SecurityMarine ecosystem services refer to benefits that people obtain from marine ecosystems, including the open-ocean, coastal seas, and estuaries. According to the U.N. Environmental Programme, in 2010, about 80 of the world population reside along or near the coasts mainly in large coastal cities. ... Read More

An Introduction to the Most Frequent Pollutants in Our Ecosystem (2936 words, 5 pages)

Freedman defines a pollutant as "the occurrence of toxic substances or energy in a larger quality then the ecological communities or particular species can tolerate without suffering measurable detriment" (Freeman, 562). Although the effects of a pollutant on an organism vary depending on the dose and duration (how long administered). ... Read More

A Discussion on the Nature of Marine Contamination and Pollution (993 words, 2 pages)

Marine Contamination and PollutionAccording to the United Nations Joint Group of Experts on the Scientific Aspects of Marine Pollution (GESAMP) of 1972, marine pollution is ?the introduction by man directly or indirectly,of substances or energy to the marine environment resulting in deleterious effects such as harm to living resources, hazards ... Read More

A Measure of Water Quality in Oakland Ravine and the Lake (380 words, 1 pages)

Lab 4 Oakland Ravine and Lake Water Quality 1. The pH levels are fairly constant for inlet and outlet. The dissolved oxygen(dO), on the other hand, varies very much between the inlet and the outlet. The measurements of the pH and the dO of the water do not differ greatly. ... Read More

A Review of the Chemical Composition and Uses of Phosphates (866 words, 5 pages)

Phosphates may be created by substituting some or all of the hydrogen of a phosphoric acid by metals. Depending on the number of hydrogen atoms that are replaced, the resulting compound is described as a primary, secondary or tertiary phosphate. Primary and secondary phosphates contain hydrogen and are acid salts. ... Read More

The Environmental Issue of Water Pollution in the United States (740 words, 2 pages)

Water PollutionPeople keep on throwing trash and industrial wastes into our clean water. If this continues, the quality of our water will deteriorate, and without it everything dies, including us. Water pollution is destroying our world, but fortunately we can count on special treatments for this kind of problem.What is ... Read More

A Literary Analysis of Ocean Pollution by Marie Wild (533 words, 1 pages)

Pollution in our oceans is a serious problem. According to Marie Wild in her article Ocean Pollution, Ocean pollution is one of the major killers of our sea animals.. Most of the waste that is dumped is plastic, which takes hundreds of years to break down (Oceanic Research Foundation ORF). ... Read More

A Study of Phosphates (866 words, 4 pages)

Phosphates Phosphates may be created by substituting some or all of the hydrogen of aphosphoric acid by metals. Depending on the number of hydrogen atoms that arereplaced, the resulting compound is described as a primary, secondary ortertiary phosphate. Primary and secondary phosphates contain hydrogen and areacid salts. Secondary and tertiary ... Read More

Importance of Phosphates to the Metabolism in Both Plants and Animals (794 words, 4 pages)

Phosphates in Water PollutionPhosphates may be created by substituting some or all of the hydrogen ofa phosphoric acid by metals. Depending on the number of hydrogen atoms that arereplaced, the resulting compound is described as a primary, secondary ortertiary phosphate. Primary and secondary phosphates contain hydrogen and areacid salts. Secondary ... Read More

A Look at Freedman’s Views on Pollutants That Disturb Our Ecosystems (3002 words, 10 pages)

Freedman defines a pollutant as "the occurrence of toxic substances or energy in a larger quality then the ecological communities or particular species can tolerate without suffering measurable detriment" (Freeman, 562). Although the effects of a pollutant on an organism vary depending on the dose and duration (how long administered). ... Read More

The Importance of Phosphates in the Metabolism of Plants and Animals (866 words, 5 pages)

Phosphates may be created by substituting some or all of the hydrogen of a phosphoric acid by metals. Depending on the number of hydrogen atoms that are replaced, the resulting compound is described as a primary, secondary or tertiary phosphate. Primary and secondary phosphates contain hydrogen and are acid salts. ... Read More

An Overview of the Ecosystem’s Disturbance by a Pollutant by Grimes (3002 words, 14 pages)

"An Ecosystem's Disturbance by a PollutantPaul CordovaL. LehrDecember 11, 1995Freedman defines a pollutant as "the occurrence of toxic substances or energy ina larger quality then the ecological communities or particular species cantolerate without suffering measurable detriment" (Freeman, 562). Although theeffects of a pollutant on an organism vary depending on the ... Read More

Understanding What Causes Water Pollution (726 words, 2 pages)

Water PollutionPeople keep on throwing trash and industrial wastes into our clean water. If this continues, the quality of our water will deteriorate, and without it everything dies, including us. Water pollution is destroying our world, but fortunately we can count on special treatments for this kind of problem.What is ... Read More

The Importance of the Issue of Water Pollution (533 words, 1 pages)

Pollution in our oceans is a serious problem. According to Marie Wild in her article Ocean Pollution, Ocean pollution is one of the major killers of our sea animals.. Most of the waste that is dumped is plastic, which takes hundreds of years to break down (Oceanic Research Foundation ORF). ... Read More

The Presence of Phosphates in Water Pollution (873 words, 5 pages)

Chemistry Water PollutionPhosphates in Water PollutionPhosphates may be created by substituting some or all of the hydrogen of a phosphoric acid by metals. Depending on the number of hydrogen atoms that are replaced, the resulting compound is described as a primary, secondary or tertiary phosphate. Primary and secondary phosphates contain ... Read More

An Analysis of the Organic Effluent and the Main Pollutants in the Sewage System (453 words, 4 pages)

1. Organiceffluent from discharge of sewage works and farms. Main pollutants are a. Nitrates -often a limiting factor, vital for plant growth. Highly soluble and leachedfrom the soil. Sources - sewage manure inorganic fertiliser. b. Phosphates -Often limit plant growth. Fairlyinsoluble. Main source - detergents insewage. Eutrophication - Phosphates and ... Read More

The Characteristics and Types of Phosphates in Chemistry (751 words, 4 pages)

Phosphates may be created by substituting some or all of the hydrogen of a phosphoric acidby metals. Depending on the number of hydrogen atoms that are replaced, the resultingcompound is described as a primary, secondary or tertiary phosphate. Primary and secondaryphosphates contain hydrogen and are acid salts. Secondary and tertiary ... Read More

An Argument in Favor of the Preservation and Construction of Wetlands (267 words, 1 pages)

There are many reasons why the preservation and construction of wetlands should be promoted. I however believe that three of the strongest reasons include, (1) saving wetlands for their water purification purposes (2) Maintaining wetlands for activities such as sport fishing, hunting, and trapping finally (3) Preserving wetlands for flood ... Read More

An Introduction to the Issue of Phosphates in Water Pollution (794 words, 5 pages)

Phosphates in Water Pollution Phosphates may be created by substituting some or all of the hydrogen of a phosphoric acid by metals. Depending on the number of hydrogen atoms that are replaced, the resulting compound is described as a primary, secondary or tertiary phosphate. Primary and secondary phosphates contain hydrogen ... Read More

A Study on Water Pollution Sources and Control (481 words, 1 pages)

Water pollution is the contamiation by micoorganisms, chemicals, industrial and other wast, or sewage. These harmful materials deterioate the quality of water.Nottable effects of water pollution is when it involes human health. Nitrates in drinking water can cuase disease in infants that sometimes results in death. Cadmium in sludge-derived fertilizers ... Read More

Water Pollution and Phosphates (867 words, 3 pages)

Water PollutionPhosphates may be created by substituting some or all of the hydrogen of a phosphoric acid by metals. Depending on the number of hydrogen atoms that are replaced, the resulting compound is described as a primary, secondary or tertiary phosphate. Primary and secondary phosphates contain hydrogen and are acid ... Read More

An Overview of Man’s Effect of the Environment and the Sources of Pollution (2112 words, 6 pages)

Man s Effect on the Environment1) SOURCES OF POLLUTIONFreshwater Environments Man pollutes freshwater all over the world in many ways there is much waste and pollution that ends up in rivers.One of the main hazards is called eutrophication, this process becomes enriched with artificial nutrients from fertilisers which run off ... Read More