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News tagged with ice cap

Melting ice on Arctic islands a major player in sea level rise

Melting glaciers and ice caps on Canadian Arctic islands play a much greater role in sea level rise than scientists previously thought, according to a new study led by a University of Michigan researcher.

Space & Earth / Earth Sciences

created Apr 20, 2011 | popularity 4.7 / 5 (7) | comments 2 | with audio podcast

Strange Martian Spirals Explained

Almost 40 years ago, NASA's Mariner 9 spacecraft relayed to Earth the first video images of Mars' northern polar ice cap, revealing a strange pattern of spiral swirls that has puzzled scientists ever since. ...

Space & Earth / Space Exploration

created Jun 16, 2010 | popularity 4.4 / 5 (12) | comments 5 | with audio podcast

Planetary scientists solve 40-year-old mysteries of Mars' northern ice cap

Scientists have reconstructed the formation of two curious features in the northern ice cap of Mars—a chasm larger than the Grand Canyon and a series of spiral troughs—solving a pair of mysteries dating back ...

Space & Earth / Earth Sciences

created May 26, 2010 | popularity 4.8 / 5 (18) | comments 1 | 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

Arctic sea ice continues decline, hits 2nd-lowest level

(PhysOrg.com) -- Last month the extent of sea ice covering the Arctic Ocean declined to the second-lowest extent on record. Satellite data from NASA and the NASA-supported National Snow and Ice Data Center ...

Space & Earth / Earth Sciences

created Oct 05, 2011 | popularity 4.2 / 5 (15) | comments 44 | with audio podcast

Out of thin Martian air

A wet Mars is just a memory, but where did the water go?

Space & Earth / Space Exploration

created Aug 23, 2011 | popularity 5 / 5 (7) | comments 2 | with audio podcast

Arctic ice cap near 2007 record minimum: Russia

The polar ice cap in the Arctic has melted to near its 2007 record minimum level and in some areas is 50 percent smaller than average, Russia's environmental monitoring agency said Thursday.

Space & Earth / Earth Sciences

created Aug 04, 2011 | popularity 4.7 / 5 (13) | comments 26

Ancient fossils hold clues for predicting future climate change, scientists report

(PhysOrg.com) -- By studying fossilized mollusks from some 3.5 million years ago, UCLA geoscientists and colleagues have been able to construct an ancient climate record that holds clues about the long-term ...

Space & Earth / Earth Sciences

created Apr 08, 2011 | popularity 4.2 / 5 (6) | comments 2 | with audio podcast

Europe, US to see snowy, cold winters: expert

Europe, North America and east Asia can expect more cold, moist and snowy winters such as the one just passed, a top scientist said Friday.

Space & Earth / Environment

created Jun 11, 2010 | popularity 3.6 / 5 (34) | comments 118

Deep in sediments off Antarctica, Stanford scientists find insight into past -- and possible future -- climates

(PhysOrg.com) -- From the Antarctic Ocean, Earth scientist Rob Dunbar blogs about the challenges of drilling ancient deep-sea sediments -- and what he's found in them.

Space & Earth / Earth Sciences

created Feb 18, 2010 | popularity 4.3 / 5 (6) | comments 5 | with audio podcast

Arctic ice cap 'to disappear in future summers'

The Arctic ice cap will disappear completely in summer months within 20 to 30 years, a polar research team said as they presented findings from an expedition led by adventurer Pen Hadow.

Space & Earth / Earth Sciences

created Oct 15, 2009 | popularity 2.8 / 5 (32) | comments 21

Melting of the Greenland ice sheet mapped

Will all of the ice on Greenland melt and flow out into the sea, bringing about a colossal rise in ocean levels on Earth, as the global temperature rises? The key concern is how stable the ice cap actually ...

Space & Earth / Earth Sciences

created Sep 16, 2009 | popularity 3.9 / 5 (18) | comments 0

New proxy reveals how humans have disrupted the nitrogen cycle

More and more, scientists are getting a better grip on the nitrogen cycle. They are learning about sources of nitrogen and how this element changes as it loops from the nonliving, such as the atmosphere, soil ...

Space & Earth / Environment

created Jun 04, 2009 | popularity 2.6 / 5 (7) | comments 0

HiRISE Sees Signs of an Unearthly Spring on Mars

(PhysOrg.com) -- New images from the HiRISE experiment detail patterns of dust carried by gas from beneath the seasonal ice cap.

Space & Earth / Space Exploration

created Mar 25, 2009 | popularity 4.5 / 5 (6) | comments 0

Resupplied North Pole explorers resume trek

Three British explorers fighting to survive a gruelling trek to the North Pole finally resumed their journey Friday after receiving vital supplies of food, fuel and equipment, organizers said.

Space & Earth / Earth Sciences

created Mar 20, 2009 | popularity 4.5 / 5 (35) | comments 0