News tagged with isotopes

Ancient Earth crust stored in deep mantle

Scientists have long believed that lava erupted from certain oceanic volcanoes contains materials from the early Earth's crust. But decisive evidence for this phenomenon has proven elusive. New research from ...

dateApr 24, 2013 in Earth Sciences
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Remaining Martian atmosphere still dynamic

(Phys.org) —Mars has lost much of its original atmosphere, but what's left remains quite active, recent findings from NASA's Mars rover Curiosity indicate. Rover team members reported diverse findings today ...

dateApr 08, 2013 in Space Exploration
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Greenhouse gases from farmland underestimated

(Phys.org)—Changes in agricultural practices could reduce soil emissions of the greenhouse gas nitrous oxide and the atmospheric pollutant nitric oxide, according to a new study by scientists at the University of California, ...

dateApr 02, 2013 in Environment
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Porpoises have to be careful in the Eastern Scheldt

The surprising conclusion of the doctoral research project on the feeding ecology of porpoises by Okka Jansen at Wageningen University is that the Eastern Scheldt may be an ecological trap. She also discovered ...

dateMar 07, 2013 in Ecology
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