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.
Causes of Ocean Pollution. There are various ways for how pollution enters the ocean: 1. Sewage: Pollution can enter the ocean directly. Sewage or polluting substances flow through sewage, rivers, or drainages directly into the ocean. This is often how minerals and substances from mining camps find their way into the ocean.