Earth Sciences news
Philippine volcano rumbles with fresh explosions
Space & Earth / Earth Sciences
7 minutes ago |
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(AP) -- The Mayon volcano, which has blown its top nearly 40 times in 400 years, menaced nearby residents with small eruptions of ash and lava Wednesday as Philippine authorities moved more than 30,000 people ...
Pollution alters isolated thunderstorms
Space & Earth / Earth Sciences
14 hours ago |
3.7 / 5 (3) |
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New climate research reveals how wind shear -- the same atmospheric conditions that cause bumpy airplane rides -- affects how pollution contributes to isolated thunderstorm clouds. Under strong wind shear ...
Tremors between slip events: More evidence of great quake danger to Seattle
Space & Earth / Earth Sciences
16 hours ago |
4.3 / 5 (6) |
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(PhysOrg.com) -- For most of a decade, scientists have documented unfelt and slow-moving seismic events, called episodic tremor and slip, showing up in regular cycles under the Olympic Peninsula of Washington state and Vancouver ...
From greenhouse to icehouse -- reconstructing the environment of the Voring Plateau
Space & Earth / Earth Sciences
16 hours ago |
4.6 / 5 (5) |
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The analysis of microfossils found in ocean sediment cores is illuminating the environmental conditions that prevailed at high latitudes during a critical period of Earth history.
New results from a terra-ific decade in orbit
Space & Earth / Earth Sciences
12 hours ago |
5 / 5 (1) |
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December 18, 2009, marks the tenth year since the launch of Terra, one of NASA's "flagship" Earth observing satellites. But the decade is more than just a mechanical milestone. With each additional day and ...
Hypoxia increases as climate warms
Space & Earth / Earth Sciences
18 hours ago |
4 / 5 (4) |
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A new study of Pacific Ocean sediments off the coast of Chile has found that offshore waters experienced systematic oxygen depletion during the rapid warming of the Antarctic following the last "glacial maximum" period 20,000 ...
Ecosystem, vegetation affect intensity of urban heat island effect
Space & Earth / Earth Sciences
10 hours ago |
5 / 5 (1) |
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NASA researchers studying urban landscapes have found that the intensity of the "heat island" created by a city depends on the ecosystem it replaced and on the regional climate. Urban areas developed in arid and semi-arid ...
NASA Outlines Recent Breakthroughs in Greenhouse Gas Research (w/ Video)
Space & Earth / Earth Sciences
11 hours ago |
4 / 5 (4) |
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(PhysOrg.com) -- Researchers studying carbon dioxide, a leading greenhouse gas and a key driver of global climate change, now have a new tool at their disposal: daily global measurements of carbon dioxide ...
Greenland glaciers: What lies beneath
Space & Earth / Earth Sciences
12 hours ago |
2 / 5 (1) |
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Scientists who study the melting of Greenland's glaciers are discovering that water flowing beneath the ice plays a much more complex role than they previously imagined.
Underwater gas may hold clues on Turkey quake risk
Space & Earth / Earth Sciences
13 hours ago |
5 / 5 (2) |
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Natural gas that lies under Turkey's Marmara Sea close to Istanbul could provide advance warning of an earthquake experts believe will hit the country's largest city, scientists said on Tuesday.
Laurence made landfall in Western Australia
Space & Earth / Earth Sciences
16 hours ago |
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Tropical Cyclone Laurence made landfall in Northwestern Australia this morning (Eastern Time) December 15, 2009. NASA's Aqua satellite captured a visible image of Laurence just before the center of the storm ...
Irrigation decreases, urbanization increases monsoon rains
Space & Earth / Earth Sciences
16 hours ago |
4 / 5 (1) |
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A Purdue University scientist has shown man-made changes to the landscape have affected Indian monsoon rains, suggesting that land-use decisions play an important role in climate change.
NASA's AIM Satellite and Models are Unlocking the Secrets of Mysterious 'Night-Shining' Clouds (w/ Video)
Space & Earth / Earth Sciences
12 hours ago |
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(PhysOrg.com) -- NASA's Aeronomy of Ice in the Mesosphere (AIM) satellite has captured five complete polar seasons of noctilucent (NLC) or "night-shining" clouds with an unprecedented horizontal resolution ...
A unique geography -- and soot and dust -- conspire against Himalayan glaciers
Space & Earth / Earth Sciences
22 hours ago |
4 / 5 (2) |
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"So many disparate elements, both natural and man-made, converge in the Himalayas," said William Lau, a climatologist from NASA's Goddard Space Flight Center in Greenbelt, Md. "There's no other place in the ...
Yellowstone's plumbing exposed
Space & Earth / Earth Sciences
Dec 14, 2009 |
4.9 / 5 (33) |
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(PhysOrg.com) -- The most detailed seismic images yet published of the plumbing that feeds the Yellowstone supervolcano shows a plume of hot and molten rock rising at an angle from the northwest at a depth ...
