Biology, 02.10.2019 08:00, lexis1446

The greenhouse effect is a. something that has occurred for millions of years. b. an unnatural phenomenon caused by humans that maintains earth’s temperature range. c. the result of the differences in the angle of the sun’s rays. d. an unnatural phenomenon that causes heat energy to be radiated back into the atmosphere.

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The greenhouse effect is a. something that has occurred for millions of years. b. an unnatural pheno...