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cryosphere

Monitoring Permafrost with P-Band SAR

Active layer thickness and uncertainty.

Active layer thickness with uncertainty for a flight swath over the northern section of Alaska's Dalton Highway in summer 2015.

NASA's ABoVE airborne campaign provides estimates of active layer thickness and soil properties derived from the AirMOSS instrument.

Remote Cameras Measure Snow Conditions

Snow depth measurement

A remote camera image showing the snow stake at Plot 15 of the Jaeger Mesa/Rambler Mine study area.

Automated digital cameras provide a record of snow conditions in Alaska's Dall sheep habitat.