You are browsing the archive for riggs glacier no longer tidewater Archives - From a Glacier's Perspective.

January 16, 2013

Riggs Glacier Retreat from the Sea, Alaska

Riggs Glacier for most of the 20th century was a tributary to the Muir Glacier in Glacier Bay Alaska. The two glaciers separated between 1960 and 1963 as noted by the USGS in their detailed research led by Bruce Molnia . The USGS chronicled the changes of this glacier from 1940 to 2004 with pictures from the same location by Bruce Molnia. The Muir, McBride and Riggs are still joined …