Tag Archives: rock glaciers

Debris-covered glaciers on Earth and Mars

Posted on June 30, 2016 by rburnham

Planetary Geomorphology Image of the Month, June 30, 2016: David P. Mayer (University of Chicago).  Debris-covered glaciers are glaciers whose ablation zones are at least partially covered by supraglacial debris. On Earth, debris-covered glaciers are found in all major mountain … Continue reading →

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THEMIS: Arabia Terra channel

Posted on May 20, 2016 by rburnham

THEMIS Image of the Day, May 20, 2016. This VIS image shows a portion of an unnamed channel located on the northern margin of Arabia Terra. Numerous channels are found in this region, draining from the higher elevations of Arabia … Continue reading →

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HiRISE: Possible crevassed glacier-like forms

Posted on May 12, 2016 by rburnham

Possible crevassed glacier-like forms. Beautiful Mars series.

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HiRISE: Periglacial swirls on a valley floor

Posted on April 14, 2016 by rburnham

Wondrously, wickedly wavy. Beautiful Mars series.

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HiRISE: Tale of two flows

Posted on January 28, 2016 by rburnham

This image was taken in one of the regions on Mars well-known for its viscous flow features (VFF), which are massive flowing deposits believed to be composed of a mixture of ice and dust similar to glaciers on Earth. In … Continue reading →

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THEMIS: Mamers Valles

Posted on December 24, 2015 by rburnham

THEMIS Image of the Say, December 24, 2015. This VIS image shows a portion of Mamers Valles. Mamers Valles is a large and complex channel system on the northern margin of Arabia Terra. More THEMIS Images of the Day by … Continue reading →

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THEMIS: Channels

Posted on November 20, 2015 by rburnham

THEMIS Image of the Day, November 20, 2015. Today’s VIS image shows a number of unnamed channels located on the northeastern margin of Terra Sabaea. More THEMIS Images of the Day by geological topic.

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THEMIS: Channels

Posted on October 21, 2015 by rburnham

THEMIS Image of the Day, October 21, 2015. Today’s VIS image shows part of a complex region of channels which dissect the margin of Arabia Terra where elevations lower into Acidalia Planitia. Material that has moved down the channels in … Continue reading →

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THEMIS: Channel

Posted on June 30, 2015 by rburnham

THEMIS Image of the Day, June 30, 2015. This unnamed channel is draining from the highlands of Promethei Terra to lowlands of the Hellas Basin. More THEMIS Images of the Day by geological topic.

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THEMIS: Debris flow

Posted on April 14, 2015 by rburnham

THEMIS Image of the Day, April 14, 2015. This VIS image shows downslope movement of material from the hill at the top of the image. Linear ridges and channels are visible on the surface to the debris flow deposit. More … Continue reading →

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