Beetles transform Canadian forest from carbon sink into carbon source

Not Exactly Rocket Science
By Ed Yong
Apr 23, 2008 10:00 PMNov 5, 2019 2:14 AM

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In the story of climate change, humans and the carbon dioxide we pump into the atmosphere are the villains of the piece. Now, it seems that we have an accomplice and a most unexpected one at that. It lives in the pine forests of North America and even though it measures just 5 millimetres in length, it is turning these woods from carbon sinks into carbon sources. It's the mountain pine beetle.

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