Earth news

Photosynthesis has unique isotopic signature

Photosynthesis leaves behind a unique calling card, a chemical signature that is spelled out with stable oxygen isotopes, according to a new study in Science. The findings suggest that similar isotopic signat ...

dateApr 23, 2015 in Earth Sciences
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Scientists see deeper Yellowstone magma

University of Utah seismologists discovered and made images of a reservoir of hot, partly molten rock 12 to 28 miles beneath the Yellowstone supervolcano, and it is 4.4 times larger than the shallower, long-known ...

dateApr 23, 2015 in Earth Sciences
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Thawing permafrost feeds climate change

Carbon, held in frozen permafrost soils for tens of thousands of years, is being released as Arctic regions of the Earth warm and is further fueling global climate change, according to a Florida State University ...

dateApr 23, 2015 in Earth Sciences
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High mountains warming faster than expected

High elevation environments around the world may be warming much faster than previously thought, according to members of an international research team including Raymond Bradley, director of the Climate System ...

dateApr 23, 2015 in Environment
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