THE BOOK
Some of the ideas discussed in this blog are published in my book called "The Bluestone Enigma" -- available by post and through good bookshops everywhere. Bad bookshops might not have it....
To order, click
HERE

Saturday, 7 November 2015

Glacier porn - Cape Alexander


A wonderful photo of the edge of the Greenland Ice Sheet near Cape Alexander, in NW Greenland.  Here, because there is no great variation in the local topography, the ice edge is almost straight.  Where there is a more rugged terrain, with ridges and valleys, the ice edge tends to be "fingered", with lobes of ice extending into the depressions while intervening ridges might remain ice-free.

Have posted this pic before,  but this version should be higher definition.

Here is another image -- a high-definition satellite image of the ice sheet edge in the same area:


This one was taken a bit later in the season, when the winter dusting of snow has melted off the land surface, and when the ice layering is exposed near the ice edge.  (In the top photo, it is covered by seasonal snowbanks.)  The parallel meltwater rills are rather impressive......

No comments: