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News tagged with sheet

Catastrophic sea levels 'distinct possibility' this century: study

A breakthrough study of fluctuations in sea levels the last time Earth was between ice ages, as it is now, shows that oceans rose some three meters in only decades due to collapsing ice sheets.

Space & Earth / Earth Sciences

created Apr 15, 2009 | popularity 4.4 / 5 (90) | comments 25

Ice Sheets Can Retreat 'In a Geologic Instant,' Study of Prehistoric Glacier Shows

(PhysOrg.com) -- Modern glaciers, such as those making up the Greenland and Antarctic ice sheets, are capable of undergoing periods of rapid shrinkage or retreat, according to new findings by paleoclimatologists ...

Space & Earth / Earth Sciences

created Jun 21, 2009 | popularity 4.5 / 5 (62) | comments 20

Greenland ice sheet larger contributor to sea-level rise

The Greenland ice sheet is melting faster than expected according to a new study led by a University of Alaska Fairbanks researcher and published in the journal Hydrological Processes.

Space & Earth / Earth Sciences

created Jun 12, 2009 | popularity 4.4 / 5 (52) | comments 8

Sea level rise could be worse than anticipated

If global warming some day causes the West Antarctic Ice Sheet to collapse, as many experts believe it could, the resulting sea level rise in much of the United States and other parts of the world would be ...

Space & Earth / Earth Sciences

created Feb 05, 2009 | popularity 3.3 / 5 (49) | comments 37

Climate change to continue to year 3000 in best case scenarios: research

New research indicates the impact of rising CO2 levels in the Earth's atmosphere will cause unstoppable effects to the climate for at least the next 1000 years, causing researchers to estimate a collapse of the West Antar ...

Space & Earth / Earth Sciences

created Jan 09, 2011 | popularity 2.8 / 5 (58) | comments 127 | with audio podcast

The Secret of Life May Be As Simple As What Happens Between the Sheets -- Mica Sheets

(PhysOrg.com) -- That age-old question, "where did life on Earth start?" now has a new answer. If the life between the mica sheets hypothesis is correct, life would have originated between sheets of mica that ...

Biology / Biotechnology

created Aug 06, 2010 | popularity 4 / 5 (40) | comments 265 | with audio podcast

New wonder material, one-atom thick, has scientists abuzz

Imagine a carbon sheet that's only one atom thick but is stronger than diamond and conducts electricity 100 times faster than the silicon in computer chips. That's graphene, the latest wonder material coming out ...

Nanotechnology / Nanomaterials

created Jul 13, 2009 | popularity 3.9 / 5 (38) | comments 11

Ice sheet melt identified as trigger of Big Freeze

The main cause of a rapid global cooling period, known as the Big Freeze or Younger Dryas - which occurred nearly 13,000 years ago - has been identified thanks to the help of an academic at the University of Sheffield.

Space & Earth / Earth Sciences

created Mar 31, 2010 | popularity 4.4 / 5 (28) | comments 25 | with audio podcast

Previously Unknown Volcanic Eruption Helped Trigger Cold Decade

(PhysOrg.com) -- A team of chemists from the U.S. and France has found compelling evidence of a previously undocumented large volcanic eruption that occurred exactly 200 years ago, in 1809.

Space & Earth / Earth Sciences

created Oct 29, 2009 | popularity 4.3 / 5 (27) | comments 9

Greenland ice cap melting faster than ever

Satellite observations and a state-of-the art regional atmospheric model have independently confirmed that the Greenland ice sheet is loosing mass at an accelerating rate, reports a new study in Science.

Space & Earth / Earth Sciences

created Nov 12, 2009 | popularity 3.6 / 5 (32) | comments 25

New melt record for Greenland ice sheet (w/ Video)

New research shows that 2010 set new records for the melting of the Greenland Ice Sheet, expected to be a major contributor to projected sea level rises in coming decades.

Space & Earth / Environment

created Jan 21, 2011 | popularity 4.3 / 5 (26) | comments 81 | with audio podcast

NASA Spots Surprising Shrimp Beneath Antarctic Ice (w/ Video)

(PhysOrg.com) -- At a depth of 600 feet beneath the West Antarctic ice sheet, a small shrimp-like creature managed to brighten up an otherwise gray polar day in November 2009. Bob Bindschadler of NASA's Goddard ...

Space & Earth / Earth Sciences

created Mar 15, 2010 | popularity 4.9 / 5 (22) | comments 5 | with audio podcast

Report sees sharper sea rise from Arctic melt (Update)

(AP) -- The ice of Greenland and the rest of the Arctic is melting faster than expected and could help raise global sea levels by as much as 5 feet this century, dramatically higher than earlier projections, ...

Space & Earth / Earth Sciences

created May 03, 2011 | popularity 4 / 5 (27) | comments 48

New data show much of Antarctica is warming more than previously thought

(PhysOrg.com) -- Scientists studying climate change have long believed that while most of the rest of the globe has been getting steadily warmer, a large part of Antarctica - the East Antarctic Ice Sheet - ...

Space & Earth / Environment

created Jan 21, 2009 | popularity 3 / 5 (36) | comments 31

Long debate ended over cause, demise of ice ages -- may also help predict future

Researchers have largely put to rest a long debate on the underlying mechanism that has caused periodic ice ages on Earth for the past 2.5 million years - they are ultimately linked to slight shifts in solar radiation caused ...

Space & Earth / Earth Sciences

created Aug 06, 2009 | popularity 4.5 / 5 (24) | comments 63