Define thermal pollution and explain why thermal pollution of water is harmful to aquatic animals ?
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Thermal pollution is the degradation of water quality by any process that changes ambient water temperature. ... When waterused as a coolant is returned to the natural environment at a higher temperature, the sudden change in temperature decreases oxygen supply and affects ecosystem composition.
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Thermal pollution occurs when power plants and factories discharge hot por cold water into nearby river, lakes, streams oceans or bays. Most marine organisms have specific temperature needs and are unable to survive in sudden changes
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