Did a Significant Cool Spell Mark the Demise of Megafauna? April 23, 2008 | User rating: 4.4 / 5 after 15 vote(s)
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The end of the Pleistocene Epoch was marked with steadily warmer temperatures and the great ice age glaciers that covered vast areas of North America were in retreat. | |
 Study: Mountains reached current elevation earlier than thought April 23, 2008 | User rating: not shown ( 4 vote(s) ) | No comments yet
Geologists studying deposits of volcanic glass in the western United States have found that the central Sierra Nevada largely attained its present elevation 12 million years ago, roughly 8 or 9 million years ... | |
1600 eruption caused global disruption April 23, 2008 | User rating: 4.3 / 5 after 20 vote(s)
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The 1600 eruption of Huaynaputina in Peru had a global impact on human society, according to a new study of contemporary records by geologists at UC Davis. | |
 Tasman Glacier retreat extreme April 23, 2008 | User rating: 3.2 / 5 after 6 vote(s)
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The Tasman Glacier is retreating faster than ever and will ultimately disappear, glaciologists at Massey University are warning. | |
 Larger Pacific Climate Event Helps Current La Nina Linger April 22, 2008 | User rating: 4.2 / 5 after 25 vote(s)
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Boosted by the influence of a larger climate event in the Pacific, one of the strongest La Niñas in many years is slowly weakening but continues to blanket the Pacific Ocean near the equator, as shown by new ... | |
 An Earth Day Perspective: NASA Satellites Aid in Chesapeake Bay Recovery April 22, 2008 | User rating: not shown ( 3 vote(s) ) | No comments yet
From the distant reaches of the universe, to black holes and Saturn’s rings, NASA explores some of the most far-out parts of space. But NASA also does research much closer to home. In fact, NASA Earth Science ... | |
To a fault: the bottom line on earthquakes April 22, 2008 | User rating: 3.1 / 5 after 7 vote(s)
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Although many people think that California “owns” all the earthquakes, Ohio also has its share of faults. Unlike another earthquake that woke people on another April 18, 102 years ago, this quake was fairly mild. | |
 Arctic ice more vulnerable to sunny weather, new study shows April 21, 2008 | User rating: not shown ( 3 vote(s) ) | User comments: 2
The shrinking expanse of Arctic sea ice is increasingly vulnerable to summer sunshine, new research concludes. The study, by scientists at the National Center for Atmospheric Research (NCAR) and Colorado State ... | |
 The Antarctic deep sea gets colder April 21, 2008 | User rating: 4.7 / 5 after 10 vote(s)
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The Antarctic deep sea gets colder, which might stimulate the circulation of the oceanic water masses. This is the first result of the Polarstern expedition of the Alfred Wegener Institute for Polar and Marine ... | |
Ill. earthquake a wake-up call April 20, 2008 | User rating: 3.9 / 5 after 11 vote(s)
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A U.S. seismologist said the earthquake that jolted the Midwest Friday is a reminder of the risks seismic events pose outside familiar quake areas. | |
 Seismometer image captured from this morning's Midwest earthquake April 18, 2008 | User rating: 3.8 / 5 after 10 vote(s)
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A University of Wisconsin-Madison geology department seismometer in Weeks Hall recorded the tremors of a southern Illinois earthquake that shook many areas of the Midwest this morning. | |
 Seeing clearly despite the clouds April 18, 2008 | User rating: not shown ( 2 vote(s) ) | User comments: 2
Satellites taking atmospheric measurements might now be able to see blue skies as clearly as optimists do. Researchers have found a way to reduce cloud-induced glare when satellites measure blue skies on cloudy ... | |
New study validates hurricane prediction April 17, 2008 | User rating: 2.8 / 5 after 6 vote(s)
| User comments: 1
Hurricanes in some areas, including the North Atlantic, are likely to become more intense as a result of global warming even though the number of such storms worldwide may decline, according to a new study by MIT researchers. | |
 Lakes of meltwater can crack Greenland's ice and contribute to faster ice sheet flow April 17, 2008 | User rating: 3.3 / 5 after 11 vote(s)
| User comments: 2
Researchers from the Woods Hole Oceanographic Institution (WHOI) and the University of Washington (UW) have for the first time documented the sudden and complete drainage of a lake of meltwater from the top ... | |
Tiny tremors can track extreme storms in a warming planet April 17, 2008 | User rating: not shown ( 1 vote(s) ) | No comments yet
Data from faint earth tremors caused by wind-driven ocean waves—often dismissed as “background noise” at seismographic stations around the world—suggest extreme ocean storms have become more frequent over the past three decades, ... | |
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