Woolly mammoth hunters helped change climate
July 17, 2010 | 30 comments
Image Credit: Rama
Early hunters may have helped bring about global warming by hunting woolly mammoths thousands of years ago.
The demise of the leaf-chomping woolly mammoths contributed to a proliferation of dwarf birch trees in and around the Arctic, darkening a largely barren, reflective landscape and accelerating a rise in temperatures across the polar north, researchers at the Carnegie Institution for Science concluded.
Source: News Daily
| Comments (30)
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