A new mapping project has identified regions worldwide that are most susceptible to dramatic permafrost thaw formations, known as thermokarst, and the resulting release of greenhouse gases.
Environment
Oct 12, 2016
2
1
A University of Alaska Fairbanks-led research project has provided the first modern evidence of a landscape-level permafrost carbon feedback, in which thawing permafrost releases ancient carbon as climate-warming greenhouse ...
Earth Sciences
Aug 22, 2016
0
489
New research shows permafrost below shallow Arctic lakes is thawing as a result of changing winter climate.
Earth Sciences
Jun 16, 2016
0
86
Carbon dioxide emissions from dry and oxygen-rich environments are likely to play a much greater role in controlling future rates of climate change caused by permafrost thaw than rates of methane release from oxygen-poor ...
Environment
Jun 13, 2016
44
53
A new study from the University of Alberta has uncovered a 39 per cent increase in dissolved organic carbon flowing from the Mackenzie River into the Arctic Ocean, linked to accelerating permafrost melt in the circumpolar ...
Earth Sciences
May 17, 2016
0
35
Methane is increasing in the atmosphere, but many sources are poorly understood. Lakes at high northern latitudes are such a source. However, this may change with a new study published in Nature Geoscience. By compiling previously ...
Environment
Jan 4, 2016
2
32
On the front line of climate change in the Canadian Arctic, scientists hunt for clues to a potentially catastrophic global warming trend: melting permafrost.
Earth Sciences
Nov 20, 2015
0
37
Wildfires on Arctic tundra can contribute to widespread permafrost thaw much like blazes in forested areas, according to a study published in the most recent issue of the online journal Scientific Reports.
Earth Sciences
Nov 10, 2015
0
33
As permafrost soils thaw under the influence of global warming, communities of soil microbes act as potent amplifiers of global climate change, an international study has shown.
Environment
Oct 22, 2014
26
0
(Phys.org) -- A group of ecologists from Umea University's Climate Impact Research Centre (CIRC) and VU University Amsterdam have shown that thawing permafrost increases fertility in subarctic peatlands in northern Sweden. ...
Environment
Jun 19, 2012
0
0
