Alaska’s glaciers are melting for significantly longer periods as summer temperatures rise, with new satellite radar data ...

As the planet warms, the world’s glaciers are melting faster than snow can replenish the ice. That has implications for sea level rise, ocean currents, and global weather patterns. But collecting data ...

As glaciers and ice sheets retreat, they are exposing objects, organisms, and landscapes that have been locked away for centuries or even millennia. Those revelations are reshaping how I understand ...