Sentences with phrase «seasonal melting»

The depth of seasonal melting in areas covered by permafrost may increase by as much as 50 percent by 2050, the bank forecast.

With about two weeks of seasonal melt yet to go, it is unlikely that a new record low will be reached.

Both full sea ice models and seasonal melt projections applied to detailed sea ice distributions and trajectories provided the main semi-quantitative information for the Outlook.

Soot deposition causes earlier seasonal melting of mountain snow in ranges as different as the Himalayas of Asia and the Sierra Nevada of California, and it is also believed to be accelerating the melting of Arctic sea ice.

Supraglacial lakes like this one (which is about 0.75 miles in diameter) dot the surface of the Greenland ice sheet during the summer seasonal melt.

As we near the final month of summer in the Northern Hemisphere, NASA scientists are watching the annual seasonal melting of the Arctic sea ice cover.

Estimates of surface snow water equivalent (SWE) in alpine regions with seasonal melts are particularly difficult in areas of high vegetation density, topographic relief and snow accumulations.

Temperatures are rising across the globe, but scientists say that the warmth in the Arctic has been especially profound, as they report exceptionally low snow cover in the Northern Hemisphere and premature seasonal melting of sea ice along with the Greenland ice sheet.

Both sea ice models and seasonal melting projections provided the main semi-quantitative information for the Outlook.

Joseph Shea, a glacial hydrologist at the International Centre for Integrated Mountain Development in Kathmandu, Nepal, and French and Dutch colleagues report in The Cryosphere journal that they used more than 50 years of climate data and sophisticated computer models of predicted climate change to study the pattern of snowpack and seasonal melt in the Everest region.

Supraglacial lakes like this one (which is about 0.75 miles in diameter) dot the surface of the Greenland ice sheet during the summer seasonal melt.

«This work adds a plausible hypothesis to explain the way in which liquid water could have formed on early Mars, in a manner similar to the seasonal melting that produces the streams and lakes we observe during our field work in the Antarctic McMurdo Dry Valleys,» Head said.

Scientists had previously considered the region's ground ice to be in equilibrium, meaning its seasonal melting and refreezing did not, over time, diminish the valley's overall mass of ground ice.

the Atlantic and Pacific Bowheads are genetically different suggesting a long long time of ice barriers, in other words, this seasonal melting of vast Arctic Ocean ice, never happenned, all the way back to when there was no Bowhead DNA distinction.

The Arctic's sea ice pack thawed to its third - lowest summer level on record, up slightly from the seasonal melt of the past two years but continuing an overall decline symptomatic of climate change, U.S. scientists said on Thursday.

Generally, however, the seasonal melting and reforming of Arctic sea ice is less than the seasonal melting of Antarctic sea ice.

This logic forms the foundation of the methods that were used by the participants providing semi-quantitative, ice model - based, or seasonal melting projections.

Both full sea ice models and seasonal melting projections applied to detailed sea ice distributions and trajectories provided the main semi-quantitative information for the Outlook.

After a summer of seasonal melting, on Sept. 17, 2014, Arctic sea ice extent * likely hit its minimum for the year.

My question is this; Once the seasonal melt reaches a certain point in which the ice has been weakened, could rising methane bubbles push away the ice to form a round shaped open area?

Yet if a winter is abnormally warm, this seasonal melted layer may not freeze back.

Since July, scientists at the University of Bremen, who monitor the extent of the Arctic's seasonal melting and freezing, have feared that 2011 would see an even greater melt than the previous largest in 2007.