Oil Spills, one of main causes of enviromental pollution.

An oil spill is an accidental release of oil into a body of water, which presenting a hazard to marine life and the environment. First, these spills are often caused by accidents involving tankers, barges, pipelines, refineries, etc. Also it can be caused by illegal dumping, natural disasters, people's carelessness or acts of terrorism. After the oil gets into the salt or fresh water it usually floats making a layer which gets thinner and thinner …

…clean it well but the oil might be in the water for several of years. I think this is bad, it effects after a time, we have to find ways to reduce using oil. We use oil to fuel our automobiles, heat houses, to lubricate, to make plastics, and to make medicines, ink, fertilizers, pesticides, paints, and electricity. Oil is one of our most dependent resources, because of this we need to make a change!