BioScience Dictionary

 
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Found Pollution 2 times.

Displaying results 1 to 10.

1. Pollution
The changing of a natural environment, either by natural or artificial means, so that the environment becomes harmful to the living things normally found in it. Most often this refers to the input of toxic chemicals into the environment.

2. Pollution
The contamination of water (such as from raw sewage, industrial waste), making it unfit to support many forms of life.

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