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October 3, 2016

Findelengletscher, Switzerland Retreat & Hydrology Insights from David Collins

Landsat image comparison of Findelengletscher from 1988 to 2015. Red arrow indicating the 1988 terminus location and yellow arrow the 2015 terminus location.  The purple arrows indicate two tributaries connected to the main glacier in 1988 and now disconnected. Findelengletscher along with Gornergletscher drains the west side of the mountain ridge extending from Lyskamm to Monte Rosa, Cima di Jazzi and Strahlhorn in the Swiss Alps.  It is the headwaters of the Matter …


May 12, 2016

Vallelunga and Barbadorso Glacier Retreat, South Tyrol Italy

Vallelunga (above) and Barbadorso di Dentro Glacier (below) retreat from 2003 (orange line) to 2015 yellow dots.  Blue arrows indicate flow path and pink arrow the junction of main two tributaries of Vallelunga Glacier. Vallelunga Glacier and Barbadorso di Dentro Glacier are at the headwaters of the Vallelunga watershed which feeds the Reschensee.  Reschensee is a reservoir famous for the church tower that emerges above its surface.  This artificial lake …


December 28, 2015

Lex Blanche Glacier Recession, Mont Blanc Massif, Italy

Lex Blanche Glacier (Lb) comparison in a 1990 and 2015 Landsat image.  Red arrow indicates 1990 terminus, yellow arrow the 2015 terminus and the purple arrow a separated tributary. Debris covered Miage Glacier (M) is adjacent.  Lex Blanche Glacier descends from 3500 m on the southeast flank the Aiguille de Glaciers of the Mont Blanc Massif into the Vale Veny of Italy. The glacier is adjacent to Miage Glacier (M). The …