The heatwave in the west of the US and Canada is causing the biggest glacier melt in a century in Washington State It comes just weeks after another heatwave hit the US and experts say it is ...

This story appears in the May 2019 issue of National Geographic magazine. Washington’s Mount Rainier boasts the largest collection of glaciers on a single peak in the contiguous United States.

The past three years have witnessed the largest loss of glacier mass on ... WGMS also declared South Cascade Glacier in Washington’s Cascade Range as the “Glacier of the Year 2025” because ...