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1 process by which radiation from a planet's atmosphere warms the planet's surface to a temperature above what it would be without its atmosphere.
2 cutting down trees
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4 air pollution affects...
5 coil, oil and natural gasses are
6 noxious fumes and pollutants increase...
7 Substances that pollute the environment
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9 Bonchitis, Asthma, Cancer, etc are...
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