Sea floor sediments of the Arctic Ocean can help scientists understand how permafrost responds to climate warming. A multidisciplinary team from Stockholm University has found evidence of past permafrost thawing during climate ...
Earth Sciences
Oct 16, 2020
0
314
When permafrost thaws due to global warming, not only the greenhouse gases known to all, but also organic compounds are released from the soil. They may have a significant impact on climate change.
Environment
Oct 14, 2020
0
5
As the permafrost thaws, the topography of the Arctic will alter dramatically, according to an international study headed by Finnish geographers. The study, which covered the entire area of permafrost in the Arctic, found ...
Earth Sciences
Oct 9, 2020
1
86
On the banks of the River Kolyma, deep into the Arctic circle in north-east Siberia, lies a gently rusting Soviet-era tank. It doesn't look out of place here. After all, just down the river is the hull of a half-sunken ship ...
Environment
Sep 7, 2020
1
14
Alaska is getting wetter. A new study spells out what that means for the permafrost that underlies about 85% of the state, and the consequences for Earth's global climate.
Environment
Jul 24, 2020
23
1371
The Arctic Circle became unbelievably hot on June 20. In the Russian community of Verkhoyansk, temperatures topped 38C, marking what may be the highest air temperature ever recorded within the Arctic.
Environment
Jul 24, 2020
0
222
New research from a team at Northern Arizona University suggests that subsidence, gradually sinking terrain caused by the loss of ice and soil mass in permafrost, is causing deeper thaw than previously thought and making ...
Earth Sciences
Jun 17, 2020
0
714
Melting of ice in permafrost ground leads to processes of change in the landscape—thermokarst. This may cause faster thawing of the permafrost.
Earth Sciences
May 26, 2020
8
933
Abrupt thawing of permafrost will double previous estimates of potential carbon emissions from permafrost thaw in the Arctic, and is already rapidly changing the landscape and ecology of the circumpolar north, a new CU Boulder-led ...
Earth Sciences
Feb 3, 2020
4
7606
Permafrost, the perennially frozen subsoil in Earth's northernmost regions, has been collecting and storing plant and animal matter since long before the last Ice Age. The decomposition of some of this organic matter naturally ...
Earth Sciences
Jan 22, 2020
3
143
