Friday, 11 May 2018

The race to save Arctic cities (in Canada & elsewhere) as permafrost melts


NATIONAL OBSERVER
In Iqaluit, the capital of Nunavut, a good home is hard to find. More here.

NASA Earth Observatory images by Jesse Allen, using Landsat data from the U.S. Geological Survey.
The walls of this immense Siberian crater are more than 85 meters tall in places. Batagaika Crater has formed as rising temperatures have thawed the permafrost in Siberia. Warmer summers and shorter winters are causing the frozen layer cake of ice and soil to collapse (or “slump”) and erode away in much of the Arctic. 

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