Advertisement

August 14, 2017

Canadian Columbia River Basin Winter 2016-2017: A Late Rally

Guest Post by Ben Pelto, PhD Candidate, UNBC Geography, pelto@unbc.ca As the summer ticks by and the fall glacier field season approaches, I’ve realized that I never put out a winter 2016-2017 synopsis, so, like the snowfall this year, it’s arrived late. May 2017, Jesse Milner of the ACMG on the Nordic Glacier in front of the “meteor strike” a newly exposed rock face that spalls ice regularly. Photo by …



Read More >>



August 1, 2017

34th Annual Field Program NORTH CASCADE GLACIER CLIMATE PROJECT 2017

  2016 Field Season Video NORTH CASCADE GLACIER CLIMATE PROJECT 2017 For the thirty fourth consecutive summer it is time to head into the field to monitor the continued response of North Cascade glaciers to climate change.  In 1984 when I began this program we selected 10 key glaciers to monitor.  Two of these have now disappeared.  All the glaciers have retreated extensively and lost considerable volume.  The mass balance …



Read More >>



July 27, 2017

Plaine Morte Glacier, Switzerland July 2017 Bare of Snow

Landsat images from 2013, 2014 and 2015 and Sentinel Image from 2017 indicating lack of snowcover on Plaine Morte Glacier (PM).  Nearby Wildstrubel Glacier (W) terminus has separated since 2005. Glacier de la Plaine Morte  (Plaine Morte: PM) is in the Swiss Alps just north of Crans Montana.  The Crans Montana resort has a lift that ends just above the glacier, and a ski loop traverses the middle of the …



Read More >>



July 20, 2017

Ellsworth Glacier Retreat & Lake Expansion, Alaska

Ellsworth Glacier in 1989 and 2016 Landsat images.  Upper yellow arrow marks the west terminus in 2016 and the lower yellow the 2016 east margin.  Purple dots mark the snowline and purple arrows tributaries from the east that are thinning and disconnecting.  Orange arrow marks icebergs in the lake.  Ellsworth Glacier is a valley glacier draining south from Sargent Icefield on the Kenai Peninsula in Alaska. Along with the Excelsior Glacier it …



Read More >>



July 17, 2017

Lucia Glacier, Chile Retreat Opens New Embayment

Lucia Glacier retreat from 1987 to 2016 in Landsat images.  Red arrows mark 1987 terminus, yellow arrows 2016 terminus, orange arrow an emerging bedrock area, pink arrow a tributary with increased debris cover and purple dots the snowline. Lucia Glacier terminates in Lago Berguez at the northern margin of the Southern Patagonia Icefield.  The lake drains into the Rio Pascua.   Willis et al (2012) observed that between February 2000 and March 2012 the …



Read More >>



July 13, 2017

Gabriel Quiroz Glacier, Chile Retreat Forms New Lake

Gabriel Quiroz Glacier, Chile in 1987 and 2016 Landsat images illustrates the retreat.  Red arrow is 1987 terminus, yellow arrow the 2016 terminus, purple arrow a retreating northern tributary and purpe dots the snowline. Gabriel Quiroz Glacier is a northern outlet glacier of the Southern Patagonia Icefield that drains into the Rio Pascua.  The glacier in 1987 terminated within 250 m of Lago Gabriel Quiroz.  Willis et al (2012) observed that between February 2000 …



Read More >>



July 6, 2017

Pedersen Glacier, Alaska Rapid Retreat 1994-2015

Pedersen Glacier Kenia Peninsula, Alaska retreat from Landsat iamges in 1994 and 2016. The red arrow indicates 1994 terminus, yellow arrow is 2016 terminus, orange arrow indicates northern tributary and purple dots indicates snowline.  Pedersen Glacier is an outlet glacier of the Harding Icefield in Kenai Fjords National Park near Seward, Alaska. The glacier drops quickly from the plateau of the icefield through a pair of icefalls terminating in a …



Read More >>



June 29, 2017

Monacobreen Separates from Seligerbreen, Svalbard

Monacobreen Separation from Seligerbreen in 1999 and 2016 Landsat images.  The red arrow is the 1999 terminus location and yellow arrow the 2016 terminus location.  Moancobreen  is a glacier that terminates at the head of Liefdefjorden , a branch of Woodfjorden in Spitsbergen, Svalbard. NW Spitsbergen is a region that has experienced extensive long term glacier thinning from 1965 to 2007 (Nuth et al, 2010). Svalbard is host to 163 tidewater glaciers with …



Read More >>



June 27, 2017

Mensu Glacier, Siberia Russia Retreat 1994-2016

Mensu Glacier, Russia in comparison of 1994 and 2016 Landsat images.  Red arrow is the 1994 terminus, yellow arrow 2016 terminus, purple arrow a tributary and purple dots the snowline.  Mensu Glacier (Lednik Mensu) drains northeast from Gora Belukha in the Russian Altai.  The glacier drains into the Ob River and then the Arctic Ocean.  This glacier has not been the focus of detailed research to date. Khromova et al (2014) report …



Read More >>



June 22, 2017

Bonnet Glacier, Alberta Retreat & New Lake Formation

Bonnet Glacier, Alberta compared in Landsat images from 1987 and 2016. The red arrows mark the 1987 terminus, yellow arrows are the 2016 terminus location and the orange arrow notes a separate glacier that has disappeared. Bonnet Glacier is at the headwaters of Douglas Creek that feeds into the Red Deer River.  The glacier drains north from Bonnet Peak in the Sawback Range 30 km east of the crest of …



Read More >>