News tagged with glacial ice

Wind shifts may stir CO2 from Antarctic depths

Natural releases of carbon dioxide from the Southern Ocean due to shifting wind patterns could have amplified global warming at the end of the last ice age--and could be repeated as manmade warming proceeds, ...

Space & Earth / Earth Sciences

created Mar 12, 2009 | popularity 4.2 / 5 (70) | comments 6

New predictions for sea level rise

Fossil coral data and temperature records derived from ice-core measurements have been used to place better constraints on future sea level rise, and to test sea level projections.

Space & Earth / Earth Sciences

created Jul 27, 2009 | popularity 4.1 / 5 (25) | comments 12

Arctic climate may be more sensitive to warming than thought, says new study

A new study shows the Arctic climate system may be more sensitive to greenhouse warming than previously thought, and that current levels of Earth's atmospheric carbon dioxide may be high enough to bring about ...

Space & Earth / Earth Sciences

created Jun 29, 2010 | popularity 3.8 / 5 (27) | comments 47 | with audio podcast

New model changes view of climate change

(PhysOrg.com) -- Using new, high-resolution global ocean circulation models, University of Massachusetts Amherst geoscientist Alan Condron, with Peter Winsor at the University of Alaska, report this week that ...

Space & Earth / Earth Sciences

created Feb 11, 2011 | popularity 4.7 / 5 (22) | comments 8 | with audio podcast

'Super-river' formed the English Channel

(PhysOrg.com) -- A team of Anglo-French scientists studying sedimentary deposits in the Bay of Biscay have concluded that Britain and France were separated by a "super-river" during three periods of glaciations, ...

Space & Earth / Earth Sciences

created Dec 02, 2009 | popularity 4.4 / 5 (19) | comments 0 weblog

New findings on why Antarctic ice sheets melt

Research from Victoria University has revealed new findings on why Antarctic ice sheets have melted in the past, as well as how future melting may affect sea levels.

Space & Earth / Earth Sciences

created Jan 17, 2011 | popularity 4 / 5 (15) | comments 21 | with audio podcast

A tiny frozen microbe may hold clues to extraterrestrial life

A novel bacterium that has been trapped more than three kilometres under glacial ice in Greenland for over 120 000 years, may hold clues as to what life forms might exist on other planets.

Biology / Cell & Microbiology

created Jun 15, 2009 | popularity 4.7 / 5 (12) | comments 2

Sea level is rising along US Atlantic coast, say environmental scientists

An international team of environmental scientists led by the University of Pennsylvania has shown that sea-level rise along the Atlantic Coast of the United States was 2 millimeters faster in the 20th century ...

Space & Earth / Earth Sciences

created Dec 10, 2009 | popularity 3.8 / 5 (13) | comments 2

Sea Level Is Rising Along U.S. Atlantic Coast, According to New Data Analysis

(PhysOrg.com) -- An international team of environmental scientists led by the University of Pennsylvania has shown that sea-level rise along the Atlantic Coast of the United States was 2 millimeters faster in the 20th century ...

Space & Earth / Earth Sciences

created Dec 03, 2009 | popularity 3.7 / 5 (13) | comments 0

West Antarctic ice sheet may not be losing ice as fast as once thought

New ground measurements made by the West Antarctic GPS Network (WAGN) project, composed of researchers from The University of Texas at Austin, The Ohio State University, and The University of Memphis, suggest ...

Space & Earth / Earth Sciences

created Oct 19, 2009 | popularity 4.2 / 5 (11) | comments 4

Climate: New study slashes estimate of icecap loss

Estimates of the rate of ice loss from Greenland and West Antarctica, one of the most worrying questions in the global warming debate, should be halved, according to Dutch and US scientists.

Space & Earth / Earth Sciences

created Sep 07, 2010 | popularity 5 / 5 (9) | comments 27

Research shows how life might have survived 'snowball Earth'

Global glaciation likely put a chill on life on Earth hundreds of millions of years ago, but new research indicates that simple life in the form of photosynthetic algae could have survived in a narrow body ...

Space & Earth / Earth Sciences

created Oct 11, 2011 | popularity 4.8 / 5 (9) | comments 4 | with audio podcast

Probing Question: How fast are the polar ice sheets melting?

The massive ice sheets that blanket Greenland and Antarctica are shrinking. According to the National Snow and Ice Data Center, summer melt on the Greenland ice increased by 30 percent from 1979 to 2006. Though the situation ...

Space & Earth / Earth Sciences

created Apr 01, 2010 | popularity 3.8 / 5 (11) | comments 10

Researchers provide detailed picture of ice loss following the collapse of Antarctic ice shelves

An international team of researchers has combined data from multiple sources to provide the clearest account yet of how much glacial ice surges into the sea following the collapse of Antarctic ice shelves.

Space & Earth / Earth Sciences

created Jul 25, 2011 | popularity 5 / 5 (7) | comments 2 | with audio podcast

Some Antarctic ice is forming from bottom

Scientists working in the remotest part of Antarctica have discovered that liquid water locked deep under the continent's coat of ice regularly thaws and refreezes to the bottom, creating as much as half the ...

Space & Earth / Earth Sciences

created Mar 03, 2011 | popularity 4.9 / 5 (7) | comments 2 | with audio podcast