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You are browsing the archive for Iceland glacier thinning Archives - AGU Blogosphere.

23 October 2020

Tungnafellsjökull, Iceland Recession and Thinning 1999-2020

Tungnafellsjökull Ice Cap in 1999 and 2020 Landsat images indicating  terminus changes at three northern outlets, red arrows, and at four locations of bedrock exposure. Tungnafellsjökull Ice Cap is a ~32km2 ice cap located between Vatnajökull and Hofsjökull.  Gunnlaugsson (2016) reported on the mass balance changes of the Tungnafellsjökull Ice Cap and found it had lost 20 of its volume and 16% of its area from 1960-2013.  The ice cap …

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13 June 2017

Torfajökull, Iceland Accumulation Zone Demise Drives Recession

Torfajökull in 1994, adn 2014 Landsat images.  Note the lack of retained snowpack in 2014 and emerging bedrock areas within icecap, purple arrows. Torfajökull is a small ice cap north of  Myrsdaljökull in Iceland.  The glacier’s lowest elevation is 750 m and the highest elevation is 1150 m.  This low of an elevation range in a climate driving higher snowlines places this type of ice cap at great risk for …

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14 November 2016

Hagafellsjokull, Iceland Reflects Langjokull Thinning & Retreat

Landsat comparison of the terminus of Hagafellsjökull from 2000 and 2016.  The red arrows are the 2000 terminus, the yellow arrows the 2016 terminus.  Purple arrows indicate upglacier thinning.  Langjökull is the second largest iceap in Icalnd with an area of over 900 square kilometers. The mass balance of the icecap has been reported since 1997 and his lost over 1 m per year during this period (WGMS, 2016).  Pope …

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