Researchers searching the galaxy for planets that could pass the litmus test of sustaining water-based life must find whether those planets fall in a habitable zone, where they could be capable of having liquid water and ...
Astronomy
Jan 30, 2013
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Glaciers in the tropical Andes have been retreating at increasing rate since the 1970s, scientists write in the most comprehensive review to date of Andean glacier observations. The researchers blame the melting on rising ...
Environment
Jan 22, 2013
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Scientists at the Universities of York and Leeds have made a significant discovery about the cause of the destruction of ozone over oceans.
Earth Sciences
Jan 13, 2013
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Whether it's the economics of clean energy, the politics of Washington or claims over the severity of the problem itself, the debate over climate change is loud and crowded. One aspect that often goes overlooked is the Southern ...
Earth Sciences
Jan 8, 2013
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Though churning smokestacks, cud-chewing cows and gasoline-burning vehicles are contributing constantly to greenhouse gas emissions, there are also many processes that do the reverse, pulling molecules like carbon dioxide ...
Earth Sciences
Jan 7, 2013
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A series of rapid environmental changes in East Africa roughly 2 million years ago may be responsible for driving human evolution, according to researchers at Penn State and Rutgers University.
Earth Sciences
Dec 24, 2012
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Brine water that flows back from gas wells in the Marcellus Shale region after hydraulic fracturing is many times more salty than seawater, with high contents of various elements, including radium and barium. The chemistry ...
Earth Sciences
Dec 18, 2012
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An insect larva covered by plant remains that lived in the Early Cretaceous, about 110 million years ago, evidences the most ancient known insect camouflage, according to a paper published in the last edition of the journal ...
Archaeology
Dec 11, 2012
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(Phys.org)—An enhanced approach to capturing changes on the Earth's surface via satellite could provide a more accurate account of how ice sheets, river basins and other geographic areas are changing as a result of natural ...
Earth Sciences
Nov 27, 2012
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Seismologists said they were horrified after six of their colleagues were sentenced to six years in jail for manslaughter Monday on charges of underestimating the risk of an earthquake that struck Italy in 2009.
Earth Sciences
Oct 22, 2012
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