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Earth and Atmospheric Sciences News


Sahara Dust Storms Sustain Life In Atlantic Ocean
Posted on July 21, 2008 at 10:48:06 am
Research at the University of Liverpool has found how Saharan dust storms help sustain life over extensive regions of the North Atlantic Ocean.

Did Volcanic Eruption Wipeout Ocean Life?
Posted on July 19, 2008 at 10:08:25 am
Undersea volcanic activity triggered a mass extinction of marine life and buried a thick mat of organic matter on the sea floor about 93 million years ago, which became a major source of oil, according to a new study.

Extinction Risks Much Worse Than Thought
Posted on July 05, 2008 at 12:10:43 pm
Extinction risks for natural populations of endangered species are likely being underestimated by as much as 100-fold because of a mathematical "misdiagnosis," according to a new study.

New Computerized System Estimates Geographic Location Of Photos
Posted on June 19, 2008 at 10:34:40 am
Researchers at Carnegie Mellon University have devised the first computerized method that can analyze a single photograph and determine where in the world the image likely was taken.

What Makes An Old Geyser Faithful?
Posted on June 16, 2008 at 10:53:42 am
New research suggests that how often Old Faithful and other Yellowstone geysers erupt may depend on annual rainfall patterns.

Life's Raw Materials May Have Come From The Stars
Posted on June 15, 2008 at 12:21:43 pm
Scientists have confirmed for the first time that an important component of early genetic material which has been found in meteorite fragments is extraterrestrial in origin.

Secrets Of Deadly Supervolcanoes Uncovered
Posted on May 30, 2008 at 09:35:59 pm
Researchers have simulated in the lab the process that can turn ordinary volcanic eruptions into so-called “supervolcanoes,” with potentially devastating worldwide impact.

Big Earthquakes Spark Jolts Worldwide
Posted on May 26, 2008 at 02:53:10 pm
Until 1992, when California's magnitude-7.3 Landers earthquake set off small jolts as far away as Yellowstone National Park, scientists did not believe large earthquakes sparked smaller tremors at distant locations.

Disaster Earthquake Scenario Unveiled For Southern California
Posted on May 24, 2008 at 08:51:35 pm
Scientists have unveiled a hypothetical Scenario describing how a magnitude 7.8 Southern California earthquake -similar to the recent earthquake in China- would impact the region, causing loss of lives and massive damage to infrastructure

Solar Variability: Striking A Balance With Climate Change
Posted on May 12, 2008 at 10:10:35 pm
The sun has powered almost everything on Earth since life began, including its climate. The sun also delivers an annual and seasonal impact, changing the character of each hemisphere as Earth's orientation shifts through the year.


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