Antarctic Methane Emissions

METOP-2 imagery reveals that there is a significant area of high methane concentration over Antarctica. A study paper from 2012 reported that as glaciers melt, gas could belch into atmosphere. Potential Methane Reservoirs Beneath AntarcticaAug. 29, 2012 — The Antarctic Ice Sheet could be an overlooked but important source of methane, a potent greenhouse gas,…

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Under the Ice: A closer look at recent Antarctica and Greenland Ice Melt

Source: Polar science news in brief “Environ Earth Sci (2013) 68:1813–1821 DOI 10.1007/s12665-012-2185-y by David Carlson Summary Antarctica Satellite radar altimetry since 2002 shows accelerated thinning (Amundsen Sea, Pine Island and Thwaites glacial ice streams) Laser altimetry shows thinning on 20 of 54 Antarctic ice shelves Ice shelves buttress their tributary glaciers, melt-induced thinning of…

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Stable Antarctic Permafrost Melting Faster than Expected

University of Texas: July 24, 2013 AUSTIN, Texas — For the first time, scientists have documented an acceleration in the melt rate of permafrost, or ground ice, in a section of Antarctica where the ice had been considered stable. The melt rates are comparable with the Arctic, where accelerated melting of permafrost has become a…

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Insurance Industry Warns of Climate Change and Extreme Weather

At hearings before the Senate Environmental and Public Works Committee on July 18, 2013, Mr. Frank Nutter, President of the ReInsurance Association of America repeated the longstanding concerns that the Insurance industry has about climate change. The salient point is, that Insurance companies live and die by their ability to estimate risks. To that end,…

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400 Parts in a Million: The World’s Biggest Experiment

Subscribe to MinuteEarth – it’s FREE! – http://dft.ba/-minuteearth_sub For further information: 400 ppm official reference – http://dft.ba/-400ppm NOAA – http://www.climate.gov UK Met Office – http://metoffice.gov.uk/climate-change Climate Central – http://climatecentral.org Real Climate – http://realclimate.org IPCC FAQs – http://dft.ba/-IPCC US Global Change Research Program – http://globalchange.gov This episode was made possible by the generous support of Science…

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