Climate Central: From Alaska to the Alps, photos of today's diminished glaciers contrasted with grainy black-and-white images of their former, more massive states are some of the most widely used examples of the impact of human-caused climate change, with their melt threatening water supplies, enhancing sea level rise, and posing threats like floods from bursting glacial lakes.
"Everybody is using [these photos],' said Ben Marzeion, a climate scientist with the University of Innsbruck in Austria. "But nobody actually...