Pollution has become a major problem throughout the world. It comes in many forms, such as air pollution, noise pollution, water pollution, and many others. Chemical pollution is unique to the 20th century. New "super chemicals" have been in use by the general public since as early ... in Africa to kill mosquitoes it will end up in the soil and on all of the plants. When it rains, the DDT can be washed into a nearby stream, which feeds into a big river and then into the ocean. The stream, river, and ocean will now contain the toxin. Plankton in the ocean will ingest the DDT. A small fish mig...

• Word Count: 2382
• Approx Pages: 10
• Has Bibliography
• Grade Level: High School