glaciers Archives - Geography Realm

These Two Satellite Images Highlight the Disappearance of a Glacier

June 7, 2020August 12, 2019 by Caitlin Dempsey

Okjökull was once a large glacier in Iceland located in western Iceland on top of the volcanic mountain Ok.

Largest Piedmont Glacier

June 13, 2019July 13, 2016 by Caitlin Dempsey

A piedmont glacier is a valley glacier which has spilled out onto relatively flat plains, spreading into bulb-like lobes. The largest piedmont glacier in the world in found in southeastern Alaska and is known as the Malaspina Glacier.

This animation shows the movement of ice and debris near Panmah Glacier in Pakistan, near Central Karakoram National Park. The 17 false-color images were captured between August 1990 and July 2015 by the Thematic Mapper on Landsat 5, the Enhanced Thematic Mapper Plus on Landsat 7, and the Operational Land Imager on Landsat 8. Source: NASA.

Karakoram Anomaly

April 19, 2016 by Elizabeth Borneman

Using Landsat satellite data, researchers compiled videos and still pictures of glaciers from four regions in the Karakoram mountains in central Asia. Unlike other glacial regions in the world, glaciers in the Karakoram are advancing rather than retreating.

Terminal moraine of a small glacier on Baffin Island, Nunavut, Canada. Sometimes known as an end moraine, a terminal moraine is an accumulation of soil and rock that shows the farthest point of a glacier's advance. Credit: NASA / Michael Studinger

Moraines

January 24, 2015January 24, 2015 by Elizabeth Borneman

Moraines are the piles of dirt and rock that are displaced by a glacier as it moves across the landscape. These debris fields exist in … Read more

Glaciers

January 17, 2016February 22, 2014 by Elizabeth Borneman

Learn about glaciers including the types of glaciers and how glaciers move.

Fighting snowmelt with a windshield

November 5, 2014August 17, 2008 by Caitlin Dempsey

Geographer Hans-Joachim Fuchs is convinced that the use of windscreens to funnel kabatic winds (cold winds that blow downhill) in order to keep them on … Read more