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Space & Earth science / Earth Sciences news 1234

Studies confirm greenhouse mechanisms even further into past

May 14, 2008 | User rating: 3.5 / 5 after 25 vote(s) | User comments: 4

The newest analysis of trace gases trapped in Antarctic ice cores now provide a reasonable view of greenhouse gas concentrations as much as 800,000 years into the past, and are further confirming the link ...


Warming climate is changing life on global scale, says new study

May 14, 2008 | User rating: 2.8 / 5 after 28 vote(s) | User comments: 4

A vast array of physical and biological systems across the earth are being affected by warming temperatures caused by humans, says a new analysis of information not previously assembled all in one spot. The ...


Scientists aim to unlock deep-sea 'secrets' of Earth's crust

May 14, 2008 | User rating: 4.2 / 5 after 9 vote(s) | No comments yet

Scientists from Durham University will use robots to explore the depths of the Atlantic Ocean to study the growth of underwater volcanoes that build the Earth’s crust.


Hot climate could shut down plate tectonics

May 12, 2008 | User rating: 2.9 / 5 after 35 vote(s) | User comments: 11

A new study of possible links between climate and geophysics on Earth and similar planets finds that prolonged heating of the atmosphere can shut down plate tectonics and cause a planet's crust to become locked in place.


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

May 09, 2008 | User rating: not shown ( 3 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: 3.8 / 5 after 13 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: 2.8 / 5 after 18 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: 4.5 / 5 after 18 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: 4 / 5 after 5 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 15 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: 4.5 / 5 after 40 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: 4.5 / 5 after 15 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.


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