(Phys.org) —A trio of researchers from Chang'an University in China has published a Comment piece in the journal Nature, pleading for planners in China to consider more carefully the repercussions of cutting the tops off ...
To meet current U.S. coal demand through surface mining, an area of the Central Appalachians the size of Washington, D.C., would need to be mined every 81 days.
Environment
Sep 11, 2013
10
0
Analysis of fossilized remains of the two meter tall terror bird (Gastornis) indicate that was unlikely to have been a carnivore.
Archaeology
Aug 29, 2013
1
0
Cutting the amount of short-lived, climate-warming emissions such as soot and methane in our skies won't limit global warming as much as previous studies have suggested, a new analysis shows. The study also found a comprehensive ...
Environment
Aug 12, 2013
15
0
(Phys.org) —Flying low and slow above the wild, pristine terrain of Alaska's North Slope in a specially instrumented NASA plane, research scientist Charles Miller of NASA's Jet Propulsion Laboratory, Pasadena, Calif., surveys ...
Earth Sciences
Jun 11, 2013
46
0
(Phys.org) —Reports given by experts in the space-health field suggest it might take longer for humans to build a colony on Mars than has been expected. Such experts speaking to attendees at the recent "Humans 2 Mars Summit" ...
(Phys.org) —Like the Roman god Janus, methane presents Earth's atmosphere with two situational faces. As the main component of natural gas, methane when burned as a fuel produces less carbon dioxide than the burning of ...
Materials Science
Apr 24, 2013
0
0
A new University of Utah study has identified hundreds of previously unrecognized small aftershocks that happened after Utah's deadly Crandall Canyon mine collapse in 2007. The aftershocks suggest the collapse was as big ...
Earth Sciences
Apr 19, 2013
0
0
Finds from early stone age site in north-central Germany show that human ingenuity is nothing new – and was probably shared by now-extinct species of humans.
Archaeology
Sep 17, 2012
5
1
Water pollution from surface coal mining has degraded more than 22 percent of streams and rivers in southern West Virginia to the point they may now qualify as impaired under state criteria, according to a new study by scientists ...
Environment
Jul 30, 2012
0
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