The eastern massasauga is a small venomous rattlesnake found in the northeastern United States. Populations of this snake have declined so much that it is now necessary to work to conserve it or it could go extinct in the future.
Marine pollution overview. Find out what the major causes of marine pollution are, such as antifouling paints, detergents, garbage, noise and sewage, and what you can do to protect our coastal environment in Western Australia.ind out what the major causes of marine pollution are, such as antifouling paints, detergents, garbage, noise and sewage, and what you can do to protect our coastal environment in Western Australia.
Adequate sanitation helps to keep sewage and other contaminants from entering the water supply. According to National Oceanic and Atmospheric Administration (NOAA), 80 percent of the pollution in marine environments comes from the land through sources such as runoff. Water pollution can severely affect marine life.arming water can also be harmful. The artificial warming of water is called thermal pollution. It can happen when a factory or power plant that is using water to cool its operations ends up discharging hot water. This makes the water hold less oxygen, which can kill fish and wildlife.