Earth's valleys tell an ancient story of ice and power. Over millions of years, massive glaciers have carved, sculpted, and ...

A new study analyzing a lake formed by a glacier surge in the Karakoram Mountains has revealed how satellite images can be used to monitor the potential for lake drainage hazards. New research has ...

A dramatic new island has formed in Alaska’s southeastern region, marking a significant environmental change caused by the retreat of glaciers.NASA’s latest satellite images captured the unprecedented ...

U.S. Geological Survey staff check monitoring equipment in Suicide Basin in June 2025. By August, the basin had filled with meltwater. Jeff Conaway/U.S. Geological Survey Each summer in the mountains ...

A huge upstream basin of rainwater and snowmelt dammed by Alaska's Mendenhall Glacier started to release on Tuesday, as officials urged residents in some parts of the state capital of Juneau to ...

A rush of water unleashed by an ailing glacier swelled an Alaska river to record levels Tuesday and caused destructive flooding in Juneau nearly a year to the date of a similar significant event. More ...

(THE CONVERSATION) Each summer in the mountains above Juneau, Alaska, meltwater from the massive Mendenhall Glacier flows into mountain lakes and into the Mendenhall River, which runs through town.