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.
Eighty percent of pollution to the marine environment comes from the land. One of the biggest sources is called nonpoint source pollution, which occurs as a result of runoff. Nonpoint source pollution includes many small sources, like septic tanks, cars, trucks, and boats, plus larger sources, such as farms, ranches, and forest areas.