Chinese researchers recently investigated the evolution features of dynamic stiffness parameters in the small strain range to determine the effects of freeze-thaw cycles on the dynamic responses of frozen subgrade soil, providing ...
Earth Sciences
Dec 17, 2021
0
3
Spring, especially the freeze-thaw season, is considered the key period for the growth and carbon sequestration of desert mosses. It is not clear how the change in environment water and temperature affects the physiological ...
Plants & Animals
Nov 10, 2021
0
5
Thawing permafrost in the Arctic is already unleashing methane and carbon dioxide to the atmosphere, exacerbating global temperature rise. As well adding to the climate crisis, this ground, which has been frozen for thousands ...
Environment
Nov 9, 2021
0
32
The warming and thawing of permafrost in response to rising temperatures are increasingly destabilizing rock slopes, causing more occurrences of rockfall in recent years. This trend is expected to continue, raising concerns ...
Earth Sciences
Nov 4, 2021
0
40
When considering the implications of thawing permafrost, our initial worries are likely to turn to the major issue of methane being released into the atmosphere and exacerbating global warming or issues for local communities ...
Earth Sciences
Oct 25, 2021
0
377
Sheltered by snow-spattered mountains, the Stordalen mire is a flat, marshy plateau, pockmarked with muddy puddles. A whiff of rotten eggs wafts through the fresh air.
Environment
Oct 25, 2021
0
21
A new study published in Nature Communications finds that piles of sand grains, even when undisturbed, are in constant motion. Using highly-sensitive optical interference data, researchers from the University of Pennsylvania ...
Earth Sciences
Jun 24, 2021
0
603
Just as your freezer keeps food from going bad, Arctic permafrost protects frozen organic material from decay. As the climate warms, however, previously frozen landscapes such as peatlands are beginning to thaw. But how much ...
Earth Sciences
Jun 3, 2021
0
16
Since it was first signed more than five years ago, the Paris Agreement has set the bar for the global effort to reduce greenhouse gas emissions, with more than 70 countries taking on ambitious nationally determined contributions ...
Earth Sciences
May 17, 2021
12
772
Nearly one quarter of the land in the Northern Hemisphere, amounting to some 9 million square miles, is layered with permafrost—soil, sediment, and rocks that are frozen solid for years at a time. Vast stretches of permafrost ...
Earth Sciences
Apr 28, 2021
35
1509
