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Yedoma Region of Russia Showing Significant Methane Pulse

by on August 9, 2013

robertscribbler

(Image source: Methane Tracker)

August 4-7 saw a large and growing pulse of methane emerging from the Yedoma region of Russia and the Siberian Arctic over the past week. By Wednesday, about 30 percent of the Yedoma region was covered in methane readings exceeding 1950 parts per billion, according to measurements published through the online resource — Methane Tracker.

This pulse emerged in conjuction with late summer fires and heatwaves scorching this massive region of permafrost above or near the Arctic Circle. Yedoma includes a broad expanse of permafrost ranging from Siberia to a shallow sea known as the East Siberian Arctic Shelf. In total, this region is estimated to hold 500 gigatons of carbon locked in, now thawing, tundra.

The region has come under increased scrutiny and study during recent years as temperatures throughout the Arctic and especially in this area have rapidly risen due to human…

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