The Arctic region continued to break records in 2012—among them the loss of summer sea ice, spring snow cover, and melting of the Greenland ice sheet. This was true even though air temperatures in the Arctic were unremarkable ...
Earth Sciences
Dec 6, 2012
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You'd think it would be easy to use seismic waves to find tunnels dug by smugglers of drugs, weapons or people. You'd be wrong.
Earth Sciences
Dec 6, 2012
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(Phys.org)—Heliophysics nuggets are a collection of early science results, new research techniques and instrument updates that further our attempt to understand the sun and the dynamic space weather system that surrounds ...
Space Exploration
Dec 6, 2012
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(Phys.org)—Scientists unveiled today an unprecedented new look at our planet at night. A global composite image, constructed using cloud-free night images from a new NASA and National Oceanic and Atmospheric Administration ...
Space Exploration
Dec 5, 2012
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Satellite observations have revealed the first direct evidence of smoke from Arctic wildfires drifting over the Greenland ice sheet, tarnishing the ice with soot and making it more likely to melt under the sun.
Earth Sciences
Dec 5, 2012
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An ongoing investigation of elevated mercury levels in coastal fog in California suggests that upwelling of deep ocean water along the coast brings mercury to the surface, where it enters the atmosphere and is absorbed by ...
Earth Sciences
Dec 4, 2012
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Scientists using NASA satellite data and climate models have projected drier conditions likely will cause increased fire activity across the United States in coming decades. Other findings about U.S. wildfires, including ...
Environment
Dec 4, 2012
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Researchers from the Carnegie Institution are rolling out results from the new Airborne Taxonomic Mapping System, or AToMS, for the first time at the American Geophysical Union (AGU) meetings in San Francisco. The groundbreaking ...
Environment
Dec 4, 2012
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Developers of renewable energy and shale gas must overcome fundamental geological and environmental challenges if these promising energy sources are to reach their full potential, according to a trio of leading geoscientists. ...
Environment
Nov 30, 2012
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Visualize a dusty place where stream beds are sand and lakes are flats of dried mud. Are we on Mars? In fact, we're on arid parts of Earth, a planet where water covers some 70 percent of the surface.
Environment
Nov 26, 2012
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