The St. Elias Mountains in southeast Alaska are dotted with over 100 lakes where glaciers crumble into milky, turquoise water. Those lakes are expanding at an ever-quickening pace.
The lakes will quadruple in size over the next century or two, scientists report March 9 in the Proceedings of the National Academy of Sciences. This growth will transform landscapes, create new salmon habitat and may even change the course of a major river.
“We are seeing the great age of ice retreat” in Alaska, says Daniel McGrath, a glaciologist at Colorado State University in Fort Collins. “These glaciers are just peeling back from the landscape,” revealing deep grooves they carved