Arctic sea ice appeared to have reached its yearly lowest extent on Sept. 13, NASA and the NASA-supported National Snow and Ice Data Center (NSIDC) at the University of Colorado Boulder have reported. Analysis of satellite ...
Environment
Sep 19, 2017
14
880
It's official: There really was a giant, flightless bird with a head the size of a horse's wandering about in the winter twilight of the high Arctic some 53 million years ago.
Archaeology
Feb 12, 2016
4
1653
A new study by Brown University researchers shows that the Dorset and Thule people—ancestors of today's Inuit—created spun yarn some 500 to 1,000 years before Vikings arrived in North America. The finding, made possible ...
Archaeology
Aug 21, 2018
0
387
The Earth's vast tracts of permafrost hold billions of tonnes of planet-heating greenhouse gases that scientists warn will be released by global warming, along with diseases long locked into the ice.
Environment
Dec 5, 2018
0
49
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
Dormant "zombie fires" scattered across the Arctic region—remnants of record blazes last year—may be coming to life after an unusually warm and dry Spring, scientists warned Wednesday.
Environment
May 27, 2020
0
285
The Arctic Ocean will take up more CO2 over the 21st century than predicted by most climate models. This additional CO2 causes a distinctly stronger ocean acidification. These results were published in a study by climate ...
Earth Sciences
Jun 18, 2020
145
959
The atmospheric concentration of methane, a potent greenhouse gas, has almost tripled since the beginning of industrialisation. Methane emissions from natural sources are poorly understood. This is especially the case for ...
Earth Sciences
Jan 13, 2020
6
1063
Vast amounts of toxic mercury are accumulating in the Arctic tundra, threatening the health and well-being of people, wildlife and waterways, according to a UMass Lowell scientist investigating the source of the pollution.
Environment
Jul 12, 2017
4
773
The North Atlantic warming hole (NAWH), a region of reduced warming located in the North Atlantic Ocean, significantly affects the North Atlantic jet stream in climate simulations of the future, according to a team of researchers.
Earth Sciences
Apr 15, 2019
4
870
