Sewage, fertilizer, and agricultural runoff contain organic materials that when discharged into waters, increase the growth of algae, which causes the depletion of oxygen. Water pollution causes water pollution can come from a variety of sources. An excessive amount of mercury in water can cause minamata disease in humans and dropsy in fishes. The effects can be catastrophic, depending on the kind of chemicals, concentrations of the pollutants and where there are polluted. You will notice in the previous pages that water pollution is very harmful to humans, animals and water life. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Pollutants like mercury, sulfur dioxide, nitric oxides, and ammonia deposit out of the air and then cause problems like mercury contamination in fish and acidification of lakes.
Effects of nuclear pollution the effects vary from organism to organism and from level of radioactivity of nuclear isotopes. Pollution can enter water directly, through both legal and illegal discharges from factories, for example, or imperfect. The major causes of water pollution include sewage and other oxygendemanding wastes, urbanization, agrochemical wastes, thermal pollution, industrial wastes, nutrient enrichment, acid rain pollution, oil spillage, the disruption of sediments. Water pollution in india find causes, effects and solutions of water pollution india with detail information. Polluted water is also harmful for agriculture as it adversely affects the crops and the soil fertility. Most of the air pollution that affects water comes from coalfired power plants and the tailpipes of our vehicles. Effects of water pollution groundwater contamination from pesticides causes reproductive damage within wildlife in ecosystems. In india many causes of pollution, including sewage, manure, and chemical fertilizers, contain nutrients such as nitrates and phosphates. Environmental pollution, types, causes, impact and. Effects of water pollution water pollution adversely affects the health and life of man, animals and plants. Environmental pollution is any discharge of material or energy into water, land, or air that causes or may cause acute shortterm or chronic longterm detriment to the earths ecological balance or that lowers the quality of life. Pdf causes, effects and solution of water polution.
What are the effects of water pollution eschooltoday. The radiations destroy the cells in human body and causes cancer. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Lead in large amount can cause dyslexia, cadmium poisoning causes itai itai disease, etc. Pollution control means to control the emissions and effluents into the air, water and land or soil. Pollution prevention and waste minimization are more desirable than pollution control. A longer exposure to radioactive radiations can damage the dna cells that results in cancer, genetic defects for the generations to come and even death.
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