Video: Permafrost in the Arctic - what increasing temperatures mean for the planet
The fact is, the planet is getting warmer, and with the temperature increase comes an array of issues.
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Polar bears invade Russian town; locals delighted but wary
Russian wildlife specialists are heading for an Arctic archipelago to try to resolve a situation that has both terrified and delighted the locals: the polar bears that moved into a populated area.
Defusing the methane bomb—we can still make a difference
The Arctic is warming twice as fast as the rest of the planet, causing the carbon-containing permafrost that has been frozen for tens or hundreds of thousands of years to thaw and release methane into the atmosphere, thereby ...
Polar vortex: The science behind the cold
The polar vortex, a swirl of low-pressure air six miles up in the atmosphere, blasted much of the American Midwest and Northeast in late January 2019 with temperatures cold enough to bring on frostbite within minutes.
Exploring permafrost coastal erosion in the Arctic
The remote town of Barrow, Alaska, home to more than 4,000 people, touts picturesque views of the Arctic Ocean as well as an unparalleled connection to the Alaskan wild, but underneath its stunning beauty lies a major global ...
Controls on nitrogen nutrient availability in the Arctic tundra
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 ...
Warming in the stratosphere leads to cold winters
In the first week of January, the Arctic stratosphere suddenly warmed up, an occurrence known as "sudden stratospheric warming" (SSW). This phenomenon results in cold winter weather, just the kind we are facing now – ETH ...
A landscape unseen in over 40,000 years
Glacial retreat in the Canadian Arctic has uncovered landscapes that haven't been ice-free in more than 40,000 years and the region may be experiencing its warmest century in 115,000 years, new University of Colorado Boulder ...
An icy forecast for ringed seal populations
Arctic sea ice is now declining at a rate of 12.8 percent per decade - 2012 had the lowest amount of summer ice on record. The drastic change has numerous implications for Arctic ecosystems, from increased shipping - the ...
New study reveals local drivers of amplified Arctic warming
The Artic experienced an extreme heat wave during February 2018. The temperature at the North Pole soared to the melting point of ice, which is about 30 to 35 degrees (17-19 Celsius) above normal. Recent studies indicate ...
