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Space & Earth science / Earth Sciences news 1234

Scientists endure Arctic for last campaign prior to CryoSat-2 launch

12 hours ago | User rating: not shown ( 1 vote(s) ) | No comments yet

An international group of scientists has swapped their comfortable offices for one of the most inhospitable environments on the planet to carry out a challenging field campaign that is seen as the key to ensuring ...


Chilean volcano captured blasting ash

May 08, 2008 | User rating: 3.7 / 5 after 12 vote(s) | No comments yet

Chile’s Chaiten Volcano is shown spewing ash and smoke (centre left of image) into the air for hundreds of km over Argentina’s Patagonia Plateau in this Envisat image acquired on 5 May 2008.


Global climate models both agree and disagree with actual Antarctic data

May 07, 2008 | User rating: 2.7 / 5 after 14 vote(s) | User comments: 15

Scientists who compared recorded Antarctic temperatures and snowfall accumulation to predictions by major computer models of global climate change offer both good and bad news.


Chile's Chaiten volcano one of scores of active volcanoes in region

May 07, 2008 | User rating: 4.6 / 5 after 16 vote(s) | User comments: 1

The Chaiten volcano now erupting in southern Chile is one of 200 to 300 volcanoes in the "Andean Arc" region of Chile, Peru, Ecuador and Columbia considered active by volcanologists, some of which lie in much ...


Balloons 'bombard' North Alabama landfill to collect data, improve tornado warnings

May 06, 2008 | User rating: not shown ( 3 vote(s) ) | No comments yet

Three hot-air balloons dropped asphalt shingles, lumber, sticks, leaves and pine needles onto the Morgan County Landfill near here on Sunday so scientists at The University of Alabama in Huntsville could gather data needed ...


Unmanned aircraft to study Southern California smog and its consequences

May 06, 2008 | User rating: not shown ( 4 vote(s) ) | No comments yet

Using sophisticated unmanned aircraft, research scientists at Scripps Institution of Oceanography, UC San Diego hope to assess Southern California’s potential for climate change and better understand the sources ...


Innovative technology provides insight into what’s below the Earth’s surface

May 05, 2008 | User rating: 4.6 / 5 after 13 vote(s) | No comments yet

From oil fields and meteorite impact craters, to potential tsunami triggering submarine landslides, innovative new technology which provides images from below the Earth’s surface has been unveiled.


65-million-year-old asteroid impact triggered a global hail of carbon beads

May 05, 2008 | User rating: 4.4 / 5 after 38 vote(s) | User comments: 4

The asteroid presumed to have wiped out the dinosaurs struck the Earth with such force that carbon deep in the Earth's crust liquefied, rocketed skyward, and formed tiny airborne beads that blanketed the planet, ...


Updated version of GAIM model goes operational

May 02, 2008 | User rating: not rated yet | No comments yet

An updated version of the Global Assimilation of Ionospheric Measurements (GAIM) model went operational at the Air Force Weather Agency (AFWA) on February 22, 2008. The operational GAIM program has been under development ...


Solar games at Paranal

May 02, 2008 | User rating: 4.7 / 5 after 9 vote(s) | No comments yet

Cerro Paranal, home of ESO's Very Large Telescope, is certainly one of the best astronomical sites on the planet. Stunning images, obtained by ESO staff at Paranal, of the green and blue flashes, as well as ...


'Dynamic duo' develops framework for Earth's inaccessible interior

May 01, 2008 | User rating: 4.6 / 5 after 14 vote(s) | User comments: 2

A new model of inner Earth constructed by Arizona State University researchers pulls past information and hypotheses into a coherent story to clarify mantle motion.


Oxygen depletion: A new form of ocean habitat loss

May 01, 2008 | User rating: 3.8 / 5 after 12 vote(s) | No comments yet

An international team of physical oceanographers including a researcher from Scripps Institution of Oceanography at UC San Diego has discovered that oxygen-poor regions of tropical oceans are expanding as ...


Geochemists challenge key theory regarding Earth's formation

May 01, 2008 | User rating: 4.3 / 5 after 33 vote(s) | User comments: 3

Working with colleagues from NASA, a Florida State University researcher has published a paper that calls into question three decades of conventional wisdom regarding some of the physical processes that helped ...


'4-D' ionosphere map helps flyers, soldiers, ham radio operators

April 30, 2008 | User rating: 4.6 / 5 after 9 vote(s) | No comments yet

Today, at the Space Weather Workshop in Boulder, Colo., NASA-funded researchers released to the general public a new “4D” live model of Earth’s ionosphere. Without leaving home, anyone can fly through the ...


Climate modelers see modern echo in '30s Dust Bowl

April 30, 2008 | User rating: 3.8 / 5 after 19 vote(s) | User comments: 1

Climate scientists using computer models to simulate the 1930s Dust Bowl on the U.S Great Plains have found that dust raised by farmers probably amplified and spread a natural drop in rainfall, turning an ...


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