If a Tree Falls in the Forest, and No One Is Around to Hear It, Does Climate Change? (2 of 2) (IMAGE)

U.S. National Science Foundation

If a Tree Falls in the Forest, and No One Is Around to Hear It, Does Climate Change? (2 of 2)

Caption

There are roughly 42 million square kilometers of forest on Earth, a swath that covers almost a third of the land surface, and those wooded environments play a key role in both mitigating and enhancing global warming.

Credit

Nicolle Rager Fuller, National Science Foundation

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