Microbial communities in Arctic permafrost changed drastically at the end of the last ice age—and the shift could happen again due to modern climate change, according to a new study by University of Alberta scientists.
Earth Sciences
Aug 28, 2020
0
16
(Phys.org)—In the snow of Alaska, a Stanford-led team of researchers has found a new way to determine if the soil beneath lakes, normally frozen, is thawing as a result of climate change. If so, the lakes could become a ...
Earth Sciences
Jan 31, 2013
4
0
Climate warming and permafrost thawing on the Qinghai-Tibet Plateau (QTP) have changed the distributive features of permafrost, which leads to alterations in soil moisture and permeability, and exerts profound impacts on ...
Earth Sciences
Feb 17, 2023
0
11
Permafrost in the Tibetan Plateau contains a large amount of soil organic carbon (SOC). Climate change leads to rapid permafrost degradation and thermal collapse, which can change the microgeomorphology and soil physical ...
Earth Sciences
Apr 26, 2023
0
20
Damp cellar. Old socks. Rotten eggs. Steamy cow dung.
Earth Sciences
Nov 27, 2018
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8
Greenhouse gas emissions from human activities have caused Earth's climate to change—and in Arctic regions, air temperatures are warming twice as fast as the global average. Permanently frozen Arctic soils located in tundra ...
Ecology
Apr 26, 2022
0
92
Near the top of the world, plants grow on soil that rests atop permafrost, or permanently frozen soil. Just like plants in warmer regions, these need nitrogen to grow. The unique aspects of the permafrost environment create ...
Environment
Feb 4, 2019
0
7
Scientists with NASA’s IceBite project are heading this week for University Valley, a hanging valley perched more than 1600 feet (more than 1 mile) above sea level in Antarctica’s McMurdo Dry Valleys. Their objective: ...
Space Exploration
Nov 16, 2009
1
0
The Arctic is warming more quickly than almost any other region on Earth as a result of climate change. One of the better known: the continually shrinking summer sea-ice extent in the Arctic. But global warming is also leaving ...
Earth Sciences
Dec 1, 2020
0
10
(PhysOrg.com) -- Scientists at the Department of Energy's Oak Ridge National Laboratory are planning a large-scale, long-term ecosystem experiment to test the effects of global warming on the icy layers of arctic permafrost.
Earth Sciences
Jun 25, 2010
2
0
