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Rising global temperatures turn northern permafrost region into significant carbon source

January 22, 2020

Comprehensive study highlights the need for more research on CO2 emissions in the permafrost region. Permafrost, the perennially frozen…
Thawing permafrost affects Alaska’s land-to-ocean river flows

January 9, 2020

A new analysis of the hydrologic cycle across the North Slope of Alaska reveals significant increases in subsurface…
Artificial cooling of Arctic soil safeguards global genetic material

June 5, 2019

Artificial cooling and creative engineering solutions are key to taking good care of the backup copies of the…
Widespread permafrost degradation seen in high Arctic terrain

May 23, 2019

Rapid changes in terrain are taking place in Canada’s high Arctic polar deserts due to increases in summer…
Arctic warming will accelerate climate change and impact global economy

April 25, 2019

Carbon released into the atmosphere by the increasing loss of Arctic permafrost, combined with higher solar absorption by…
Early spring rain boosts methane from thawing permafrost by 30 percent

February 11, 2019

Arctic permafrost is thawing as the Earth warms due to climate change. In some cases, scientists predict that…
Record levels of mercury released by thawing permafrost in Canadian Arctic

December 10, 2018

Permafrost thaw slumps in the western Canadian Arctic are releasing record amounts of mercury into waterways, according to…
Wildfires the cause of likely ‘irreversible’ permafrost thaw in Western Canada

August 23, 2018

Wildfires have caused nearly a quarter of all permafrost thaw—2,000 square kilometres—in Western Canada’s boreal peatlands over the past…
EU project maps the consequences of the thawing permafrost

December 27, 2017

As part of a new EU-funded project, scientists, sociologists and engineers from 12 countries will study the impact…
Study: Sunlight and the right microbes convert Arctic carbon into carbon dioxide

October 4, 2017

Nearly half of the organic carbon stored in soil around the world is contained in Arctic permafrost, which…
Microbes in permafrost quickly adapt to eat sun-weakened carbon

October 4, 2017

Microbial communities living in dark permafrost soils are well-equipped to eating sun-weakened carbon, converting that carbon into carbon…
Sunlight or bacteria? Scientists investigate what breaks down permafrost carbon

February 14, 2017

A Florida State University researcher is delving into the complexities of exactly how permafrost thawing in the Earth’s…
New map helps predict where greenhouse gas might be emitted after permafrost thaw

October 12, 2016

A new global mapping project has pinpointed regions where, due to global warming, the risk is high for…
Study: As Alaska warms, methane emissions appear stable

June 23, 2016

Analysis of nearly three decades of air samples from Alaska’s North Slope shows little change in long-term methane…
Thawing Permafrost Spells More than Climate Change for Earth’s Underground Layers

June 22, 2016

The thawing of the planet’s permafrost is replumbing arctic environments, creating several hydrologic consequences and possibly some opportunities…
Changing climate ‘muddying’ waters in Mackenzie River basin

May 17, 2016

A new study from the University of Alberta has uncovered a 39 per cent increase in dissolved organic…
Arctic tundra: the thawing of permafrost

March 10, 2016

Neil Sturchio, professor and chair of the University of Delaware’s Department of Geological Sciences, is exploring how the thawing…
USGS Projects Large Loss of Alaska Permafrost by 2100

December 1, 2015

Using statistically modeled maps drawn from satellite data and other sources, U.S. Geological Survey scientists have projected that…
Arctic Tundra Fire Causes Widespread Permafrost Landscape Changes

November 16, 2015

Large and severe tundra fires cause top down permafrost thaw, playing a major role in altering Arctic landscapes…
Study: Alaskan soil thaw sends carbon directly back into atmosphere

October 27, 2015

Samples of permafrost soil from deep below the ground in an Alaskan tunnel are providing new clues in…
Thawing permafrost feeds climate change

April 30, 2015

Carbon, held in frozen permafrost soils for tens of thousands of years, is being released as Arctic regions…
New Permafrost… But is it Permanent?

March 13, 2014

A recent USGS-led study shows new, recently-formed patches of permafrost in one of Alaska’s retreating lakes, a finding that, at…
Is a Sleeping Climate Giant Stirring in the Arctic?

June 12, 2013

Flying low and slow above the wild, pristine terrain of Alaska’s North Slope in a specially instrumented NASA…
Stanford-led team pioneers new way to survey thawing Arctic

February 4, 2013

In the snow of Alaska, a Stanford-led team of researchers has found a new way to determine if…
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