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surface waters are pesticides and surfactants, phenols, heavy metals (lead, chromium, copper, cadmium, mercury, and zinc), hydrocarbons that make up petroleum, chlorinated biphenyl derivatives and the so-called heated water. Pollution is ve...
Chesapeake: Still at Bay"). Watersheds are sometimes called basins or drainage basins. It is defined by highpoints and descending points through which water flows in stream valleys. Watershed carries water from the land after the rain falls...
agricultural use of pesticides, especially insecticides and herbicides, industrial wastes, marine oil spillage, and domestic wastes. They are potentially harmful to human health and aquatic organisms. Nutrients arising from sewage and agric...
water or water bodies may be soft, brackish or salt, ground or surface. It may even be the rain or dew, snow or polar ice. It can also involve interfaces, including estuaries, wetlands and in particular their Sediments that can absorb and r...
this way are called ‘biological indicators.’ An organism that is commonly used to monitor aquatic ecosystems is an algal species called Pseudokirchneriella subcapitata. Answer 2 There is great concern about the damaging effects of acid pre...
monitoring these aquatic pollutants (Miller et.al, 2011 , pp. 532). It will also describe various methodologies which use a particular group of organisms in monitoring the quality of water. Discussion Assessment of the quality of water bodi...
the most serious disasters that threaten biodiversity are the oil spills in the seas and oceans. Crude oil contamination or refined oil (diesel, gasoline, kerosene and other products obtained by distillation fractional and chemical processi...