News tagged with earth atmosphere

Ancient ice melt unearthed in Antarctic mud

Global warming five million years ago may have caused parts of Antarctica's large ice sheets to melt and sea levels to rise by approximately 20 metres, scientists report today in the journal Nature Geoscience.

dateJul 21, 2013 in Earth Sciences
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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 a team including ...

dateApr 24, 2013 in Earth Sciences
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New technique measures evaporation globally

Researchers at Columbia Engineering and Boston University have developed the first method to map evaporation globally using weather stations, which will help scientists evaluate water resource management, assess recent trends ...

dateApr 11, 2013 in Earth Sciences
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