September 1, 2015: Afternoon workshop participants chat during the glacier cruise in Portage.

September 1, 2015: Dr. Tad Pfeffer shares his knowledge about glaciers with Department of State Arctic Press & Public Affairs officer Erin Robertson during the glacier cruise in Portage in the afternoon workshop of the Picture The Arctic event.

September 1, 2015: Dr. Tad Pfeffer shares his knowledge about glaciers with Department of State Arctic Press & Public Affairs officer Erin Robertson during the glacier cruise in Portage in the afternoon workshop of the Picture The Arctic event.