News tagged with west antarctic

Research reveals ice sheet stability in West Antarctica under threat

(Phys.org) -- An international team of researchers has warned that the stability of a part of the West Antarctic Ice Sheet is potentially under threat following a survey of the Institute and Möller ice streams.

Space & Earth / Earth Sciences

created May 10, 2012 | popularity 5 / 5 (4) | comments 0

Antarctic octopus tells story of ice-sheet collapse

Scientists have long been concerned that the massive West Antarctic Ice Sheet could collapse if global temperatures keep climbing. If it did, sea levels are predicted to rise by as much as five meters.

Space & Earth / Earth Sciences

created May 07, 2012 | popularity 4.3 / 5 (13) | comments 14 | with audio podcast

Study finds warm ocean currents cause majority of ice loss from Antarctica

Reporting this week in the journal Nature, an international team of scientists led by British Antarctic Survey (BAS) has established that warm ocean currents are the dominant cause of recent ice loss from A ...

Space & Earth / Earth Sciences

created Apr 25, 2012 | popularity 4.5 / 5 (12) | comments 13 | with audio podcast

Scientists successfully complete Antarctic drilling project

A new ice core successfully drilled from the Antarctica Peninsula last month (January) may shed new light on how the vulnerable West Antarctic Ice Sheet (WAIS) has responded to climate change in the past.

Space & Earth / Earth Sciences

created Feb 21, 2012 | popularity 5 / 5 (2) | comments 0

Image: Crack discovered in Pine Island Glacier

(PhysOrg.com) -- In mid-October 2011, NASA scientists working in Antarctica discovered a massive crack across the Pine Island Glacier, a major ice stream that drains the West Antarctic Ice Sheet. Extending ...

Space & Earth / Earth Sciences

created Feb 01, 2012 | popularity 4.7 / 5 (10) | comments 5

New technology used to record Antarctic Ocean, ice temperatures

Half-mile long thermometers have been dropped through the Ross Ice Shelf in Antarctica that will give the world relevant data on sea and ice temperatures for tracking climate change and its effect on the glacial ...

Space & Earth / Earth Sciences

created Dec 20, 2011 | popularity 3.3 / 5 (3) | comments 2

Tropical sea temperatures influence melting in Antarctica

Accelerated melting of two fast-moving outlet glaciers that drain Antarctic ice into the Amundsen Sea Embayment is likely the result, in part, of an increase in sea-surface temperatures in the tropical Pacific Ocean, according ...

Space & Earth / Earth Sciences

created Dec 06, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Engineering team heads to Antarctica to explore hidden lake

Next week a British engineering team heads off to Antarctica for the first stage of an ambitious scientific mission to collect water and sediment samples from a lake buried beneath three kilometres of solid ice. This extraordinary ...

Space & Earth / Earth Sciences

created Oct 10, 2011 | popularity 5 / 5 (5) | comments 0

Global warming brings crab threat to Antarctica

The sea floor around the West Antarctica peninsula could become invaded by a voracious king crab, which is on the march thanks to global warming, biologists reported on Wednesday.

Biology / Ecology

created Sep 07, 2011 | popularity 3.9 / 5 (7) | comments 12

Ancient glacial melting process similar to existing concerns about Antarctica, Greenland

An analysis of prehistoric "Heinrich events" that happened many thousands of years ago, creating mass discharges of icebergs into the North Atlantic Ocean, make it clear that very small amounts of subsurface warming of water ...

Space & Earth / Earth Sciences

created Aug 01, 2011 | popularity 4.3 / 5 (10) | comments 2 | with audio podcast

West Antarctic ice sheet 'could be more stable than thought'

Whether global warming may cause the giant West Antarctic Ice Sheet to melt and raise sea-levels by several meters is one of the most contested debates in climate science.

Space & Earth / Earth Sciences

created Mar 15, 2011 | popularity 4.5 / 5 (4) | comments 3

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