(Phys.org) —Two of Alaska's most active volcanoes—Pavlof and Cleveland—are currently erupting. At the time of this post, their activity continues at low levels, but energetic explosions could occur without warning.
Earth Sciences
May 27, 2013
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(Phys.org) —Studying volcanos can be hazardous work, both for researchers and aircraft. To penetrate such dangerous airspace, unmanned aerial vehicles (UAVs), especially those with electric engines that ingest little contaminated ...
Earth Sciences
Apr 2, 2013
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(Phys.org) —The Icelandic volcano's ash plume that caused huge air travel disruption across Europe in 2010 resulted in the oceans absorbing more carbon dioxide (CO2) than usual, say scientists.
Earth Sciences
Mar 22, 2013
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In about a third of the global ocean, the abundance of life is limited by a dearth of biologically available iron. The supply of iron to a region that is depleted in this important nutrient can stimulate algal productivity, ...
Earth Sciences
Mar 12, 2013
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(Phys.org)—The amount of ash released by Iceland's Eyjafjallajökull volcano during April 2010 was significantly underestimated at the time of the eruption, according to a new model developed at the University of Bristol ...
Earth Sciences
Feb 25, 2013
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Volcano monitors say Ecuador's Tungurahua volcano shot lava a half mile (1 kilometer) above its crater overnight and blasted hot rock and gas nearly 2 miles (3 kilometers) down its flank.
Earth Sciences
Dec 18, 2012
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When NASA's Terra satellite passed over Russia's Kamchatka Peninsula at noon local time (00:00 Universal Time) on October 6, 2012, Shilveluch Volcano was quiet (top image). By the time NASA's Aqua satellite passed over the ...
Earth Sciences
Oct 12, 2012
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(Phys.org)—While piloting a commercial transatlantic flight last year, Captain Klaus Sievers and his crew got a whiff of an unusual odour. In a confined space 10 km up in the air, there was only one thing it could be.
Earth Sciences
Sep 5, 2012
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A New Zealand volcano suddenly erupted after lying dormant for more than a century, spewing an ash plume that disrupted flights and closed highways, officials said Tuesday.
Earth Sciences
Aug 7, 2012
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How much ash will be injected into the atmosphere during Earth's next volcanic eruption? Recent eruptions have demonstrated our continued vulnerability to ash dispersal, which can disrupt the aviation industry and cause billions ...
Earth Sciences
Jul 23, 2012
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