Pollution is…

August 21st, 2009

Pollution is the introduction of harmful or poisonous substances into the environment like litter, car emissions, or industrial chemicals and waste. Pollution can come from many different sources and can destroy habitats entirely or just make places less healthy for humans and other animals to live. Pollutants from mines and other industrial sites have in many instances caused birth defects and increases in the frequency of cancer and other diseases for nearby populations.

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