Greenland’s Fast-Moving Glacier Speeds Up

11:36 minutes

The Jakobshavn glacier in Greenland is one of the world’s fastest moving glaciers. In 2012, researchers measured its summer speed at more than 150 feet per day. Glaciologist Ian Joughin discusses why the glacier has sped up and what this means for ocean levels.

Segment Guests

Ian Joughin

Ian Joughin is a glaciologist at the University of Washington in Seattle, Washington.

Meet the Producer

About Alexa Lim

Alexa Lim was a senior producer for Science Friday. Her favorite stories involve space, sound, and strange animal discoveries.