News tagged with global sea level

Related topics: climate change , sea level rise , sea level , ice sheet

Warming ocean layers will undermine polar ice sheets

Warming of the ocean's subsurface layers will melt underwater portions of the Greenland and Antarctic ice sheets faster than previously thought, according to new University of Arizona-led research. Such melting ...

Space & Earth / Earth Sciences

created Jul 03, 2011 | popularity 3.3 / 5 (14) | comments 101 | with audio podcast

New map reveals giant fjords beneath East Antarctic ice sheet

Scientists from the U.S., U.K. and Australia have used ice-penetrating radar to create the first high- resolution topographic map of one of the last uncharted regions of Earth, the Aurora Subglacial Basin, ...

Space & Earth / Earth Sciences

created Jun 01, 2011 | popularity not rated yet | comments 7 | with audio podcast

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

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

Sea Level Rise Due to Global Warming Poses Threat to New York City

(PhysOrg.com) -- Global warming is expected to cause the sea level along the northeastern U.S. coast to rise almost twice as fast as global sea levels during this century, putting New York City at greater ...

Space & Earth / Earth Sciences

created Mar 13, 2009 | popularity 4.3 / 5 (139) | comments 34

Is the Dead Sea dying?

The water levels in the Dead Sea - the deepest point on Earth - are dropping at an alarming rate with serious environmental consequences, according to Shahrazad Abu Ghazleh and colleagues from the University ...

Space & Earth / Earth Sciences

created Mar 04, 2009 | popularity 4.3 / 5 (7) | comments 0

Climate scientists say they have solved riddle of rising sea

Massive extraction of groundwater can resolve a puzzle over a rise in sea levels in past decades, scientists in Japan said on Sunday.

Space & Earth / Earth Sciences

created May 20, 2012 | popularity 4.2 / 5 (25) | comments 32

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

Geophysicists employ novel method to identify sources of global sea level rise

As the Earth's climate warms, a melting ice sheet produces a distinct and highly non-uniform pattern of sea-level change, with sea level falling close to the melting ice sheet and rising progressively farther away. The pattern ...

Space & Earth / Earth Sciences

created Apr 24, 2012 | popularity 4.1 / 5 (8) | comments 54 | with audio podcast

Coral links ice to ancient 'mega flood'

(PhysOrg.com) -- Coral off Tahiti has linked the collapse of massive ice sheets 14,600 years ago to a dramatic and rapid rise in global sea-levels of around 14 metres.

Space & Earth / Earth Sciences

created Mar 30, 2012 | popularity 4.8 / 5 (5) | comments 9 | with audio podcast

New research lowers estimate of ancient sea-level rise

The seas are creeping higher as the planet warms. But how high will they go? Projections for the year 2100 range from inches to several feet, or more. The sub-tropical islands of Bermuda and the Bahamas contain ...

Space & Earth / Earth Sciences

created Mar 14, 2012 | popularity 4.8 / 5 (5) | comments 5 | with audio podcast

Study: Greenland ice sheet may melt completely with 1.6 degrees global warming

The Greenland ice sheet is likely to be more vulnerable to global warming than previously thought. The temperature threshold for melting the ice sheet completely is in the range of 0.8 to 3.2 degrees Celsius ...

Space & Earth / Earth Sciences

created Mar 11, 2012 | popularity 3.8 / 5 (28) | comments 132 | with audio podcast

Study shows global glaciers, ice caps, shedding billions of tons of mass annually

Earth's glaciers and ice caps outside of the regions of Greenland and Antarctica are shedding roughly 150 billion tons of ice annually, according to a new study led by the University of Colorado Boulder.

Space & Earth / Earth Sciences

created Feb 08, 2012 | popularity 4.5 / 5 (11) | comments 14 | with audio podcast

Paleoclimate record points toward potential rapid climate changes

(PhysOrg.com) -- New research into the Earth's paleoclimate history by NASA's Goddard Institute for Space Studies director James E. Hansen suggests the potential for rapid climate changes this century, including ...

Space & Earth / Earth Sciences

created Dec 08, 2011 | popularity 4.6 / 5 (11) | comments 2 | with audio podcast

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