North American Forests Unlikely to Save US From Climate Change, Study Finds

Wednesday, July 20, 2016 - 12:41 in Earth & Climate

Forests take up 25 - 30 percent of human-caused emissions of carbon dioxide -- a strong greenhouse gas -- and are therefore considered to play a crucial role in mitigating the speed and magnitude of climate change. However, a new study that combines future climate model projections, historic tree-ring records across the entire continent of North America, and how the growth rates of trees may respond to a higher concentration of carbon dioxide in the atmosphere has shown that the mitigation effect of forests will likely be much smaller in the future than previously suggested.

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