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News articles by rmuskett

Recent Paper on Sea-bed Permafrost North of Barrow, Alaska (Beaufort Sea) and Degradation

A recent paper, Dr. Vladimir Romanovsky is co-author, details seabed geoelectric field observations of ice-rich sea-bed permafrost and estimate of the degradation rate. Sea-bed permafrost like permafrost on land can hold substantial amounts of methane, a very potent greenhouse gas. Degradation of sea-bed permafrost on the shallow continental shelves of the coastal seas of the Arctic Ocean could 'ignite' a substantially positive feedback loop with the atmosphere-land-ocean systems in the Arctic with global impact. The paper is published in JGR - Earth Surface, v.

Arctic Landscapes in Transition: Responses to Thawing Permafrost

Appearing in EOS, Transactions of the American Geophysical Union, is a news article co-authored by the GI Permafrost Lab's Dr. Vladimir Romanovsky. From the article, "Observations indicate that over the past several decades, geomorphic processes in the Arctic have been changing or intensifying." Furthermore, "These changes result from a system-wide response to changing climate [Hinzman et al., 2005] arising from a region-wide warming and thawing of permafrost." The EOS article, volume 91, number 26, 29 June 2010 is online at http://www.agu.org/pubs/eos-news/. Login is required.

Supercomputer Essential for Permafrost Modeling

Geophysical Institute Quarterly, volume 22, number 4, 2010. Dr. Sergei Marchenko of the GI Permafrost Lab was featured. From the article, "Geophysical Institute permafrost researchers rely on the Arctic Region Supercomputing Center to help create simulations predicting the future of permafrost in both Alaska and Siberia. 'We can expect degradation of the current permafrost'," said Dr. Marchenko.

Reginald Muskett Attends GOSAT Principal Investigator Meeting in Kyoto, Japan

On January 26 through 29, Reginald Muskett, Postdoctoral Fellow of the Geophysical Institute and Permafrost Laboratory attended the International Workshop for Greenhouse Gas Measurements from Space -6 and the Greenhouse Gases Observing Satellite (GOSAT) Principal Investigator Meeting in Kyoto, Japan. The workshop and meeting were held consecutively in the International Conference Center, site of the 1997 UN Kyoto Protocol meetings. Dr.

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