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qwelly [4]
3 years ago
8

Name the three pollutants that have decreased the most since 1990.

Health
2 answers:
pochemuha3 years ago
6 0
They vary but l<span>ead, carbon monoxide, and sulfur dioxide are some of the most common ones that have decreased the most </span>
alexgriva [62]3 years ago
4 0
<span> Lead, carbon monoxide, and sulfur dioxide have decreased the most since 1990.</span>
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