Frozen Debris Lobes

Slow landslides in permafrost slide downhill on mountain slopes in the Brooks Range of Alaska. These massive frozen debris lobes are geohazards. Join scientists researching 23 identified frozen debris lobes situated less than one mile uphill from the Dalton Highway. Approaching lobes pose a potential threat to the Dalton Highway, Alaska’s lone road to the North Slope.

FDLs: slow landslides in permafrost