Warming turns tundra to forest

(Phys.org) -- In just a few decades shrubs in the Arctic tundra have turned into trees as a result of the warming Arctic climate, creating patches of forest which, if replicated across the tundra, would significantly accelerate ...

Carbon and nitrogen cycles interact with vegetation shifts

Carbon cycle feedback: When it comes to understanding the forests' role in both giving off and capturing carbon dioxide, those are three words that contain a lot of science. In a new study, researchers led by Pacific Northwest ...

Deforestation in Brazil's Amazon up 15%

Deforestation in Brazil's Amazon increased by 15 percent during the past 12 months, the National Institute for Space Research (INPE) said.

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