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Space & Earth science / Earth Sciences news 1234

Saharan dust storms sustain life in Atlantic Ocean

July 18, 2008 | User rating: 4.4 / 5 after 16 vote(s) | No comments yet

Research at the University of Liverpool has found how Saharan dust storms help sustain life over extensive regions of the North Atlantic Ocean.


A single boulder may prove that Antarctica and North America were once connected

July 17, 2008 | User rating: 4.7 / 5 after 17 vote(s) | User comments: 2

A lone granite boulder found against all odds high atop a glacier in Antarctica may provide additional key evidence to support a theory that parts of the southernmost continent once were connected to North ...


NASA works to improve short-term weather forecasts

July 21, 2008 | User rating: not shown ( 4 vote(s) ) | No comments yet

Sometimes seconds count. If a furious, tornado-spitting thunderstorm was bearing down on your home town, a few moments might make all the difference in the world.


Scientists demonstrate the sharpest measurement of ice crystals in clouds

July 17, 2008 | User rating: not shown ( 3 vote(s) ) | User comments: 1

Scientists have created an instrument designed to help determine the shapes and sizes of tiny ice crystals typical of those found in high-altitude clouds, down to the micron level (comparable to the tiniest cells in the human ...


Tunguska catastrophe: Evidence of acid rain supports meteorite theory

July 15, 2008 | User rating: 4.5 / 5 after 34 vote(s) | User comments: 5

(PhysOrg.com) -- The Tunguska catastrophe in 1908 evidently led to high levels of acid rain. This is the conclusion reached by Russian, Italian and German researchers based on the results of analyses of peat ...


Scientists close in on source of X-rays in lightning

July 15, 2008 | User rating: 4.4 / 5 after 13 vote(s) | No comments yet

University of Florida and Florida Institute of Technology engineering researchers have narrowed the search for the source of X-rays emitted by lightning, a feat that could one day help predict where lightning will strike.


Study: Future snowmelt in West twice as early as expected; threatens ecosystems and water reserves

July 15, 2008 | User rating: 2.8 / 5 after 8 vote(s) | No comments yet

According to a new study, global warming could lead to larger changes in snowmelt in the western United States than was previously thought, possibly increasing wildfire risk and creating new water management ...


Undersea volcanic rocks offer vast repository for greenhouse gas, says study

July 14, 2008 | User rating: not shown ( 2 vote(s) ) | User comments: 3

A group of scientists has used deep ocean-floor drilling and experiments to show that volcanic rocks off the West Coast and elsewhere might be used to securely imprison huge amounts of globe-warming carbon ...


Icelandic volcanoes help researchers understand potential effects of eruptions

July 14, 2008 | User rating: 4 / 5 after 9 vote(s) | User comments: 1

(PhysOrg.com) -- For the first time, researchers have taken a detailed look at what lies beneath all of Iceland's volcanoes – and found a world far more complex than they ever imagined.


Russian researchers 'rescued from melting ice floe'

July 14, 2008 | User rating: 2.8 / 5 after 10 vote(s) | No comments yet

Twenty Russian scientists have been rescued from their camp on an ice floe in the Arctic that was melting faster than expected, a spokesman for the expedition told AFP on Monday.


Researchers Find Ancient Evidence of 'Snowball Earth'

July 11, 2008 | User rating: 4.4 / 5 after 32 vote(s) | User comments: 2

LSU scientist Huiming Bao, along with colleagues from UCLA and China, recently discovered some of the first atmospheric evidence in support of the “Snowball Earth” hypothesis. This theory suggests that Earth was entirely ...


Remote Alaska volcano erupts, spewing rock and ash

July 13, 2008 | User rating: 4.4 / 5 after 26 vote(s) | No comments yet

(AP) -- A volcano erupted Saturday with little warning on a remote island in Alaska, sending residents of a nearby ranch fleeing from falling ash and volcanic rock.


Volcano erupts, fishing boat rescues 10 people

July 14, 2008 | User rating: 3.8 / 5 after 5 vote(s) | No comments yet

(AP) -- A fishing vessel rescued 10 people after a volcano erupted, sending rocks and ash down on a cattle ranch on a remote island in the Aleutian Islands of Alaska.


Professor talks about latest in Younger Dryas work in Science article

July 17, 2008 | User rating: 4.3 / 5 after 10 vote(s) | No comments yet

University of Cincinnati Professor of Geology Tom Lowell is featured in the July 18 issue of Science, discussing the latest research into the question of whether the significant climate change event about ...


Wilkins Ice Shelf hanging by its last thread

July 10, 2008 | User rating: 3.3 / 5 after 27 vote(s) | User comments: 12

The Wilkins Ice Shelf is experiencing further disintegration that is threatening the collapse of the ice bridge connecting the shelf to Charcot Island. Since the connection to the island in the image centre ...


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