Bunuel wrote:
As permafrost thaws it releases carbondioxide and in turn contributes to global warming and helps increase the speed that Greenland, which is already warming faster than the rest of the planet and defrosting .
A. dioxide and in turn contributes to global warming and helps increase the speed that Greenland, which is already warming faster than the rest of the planet and defrosting
B. dioxide and in turn contributes to global warming and helps increase the speed of Greenland, which is already
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