In this world around us, there are two things that do not belong to any one country: air and ocean water. ... People are concerned about the air and the water used by everyone, and they are also concerned about the future of the Earth. ... Many ships sail in the ocean water - fishing ships, some ships carring people, some carring oil. ... Many birds and fish die because of the pollute water. Many fish are dying in the sea, others are getting contaminated. ...