Grinnell Glacier Basin 1936-2010
Science Center Objects
Upon close inspection of this photo pair, the viewer can appreciate the change in the volume of glacial ice that has melted from Grinnell Glacier. In the 2010 image, the glacier's terminus can be seen along the edge of Upper Grinnell Lake, a feature that did not exist in 1936.
Please respect the photographer: When using these photographs, please credit the photographer and source (eg. T.J. Hileman, courtesy of Glacier National Park Archives). The paired images at the top of this page are examples of proper crediting for each photo. Please contact ssoileau@usgs.gov for high resolution versions of images below.
Repeat Photography Project
Repeat photography provides objective visual evidence of landscape change. USGS scientists created approximately sixty repeat photography pairs that document glacier change in Glacier National Park. These photograph pairs are available as a collection hosted by the USGS Photographic Library and are publicly available for download. Modern (1997 to 2019) photographs were taken from precisely...