Witnesses:

Dr. Hazeltine
With USGS and will make a presentation of their findings regarding the future of the polar bear

Kassie R. Siegel
Director, Climate, Air and Energy Program

Dr. Richard Alley
Evan Pugh Professor of Geosciences Department of Geosciences

Dr. Glenn Juday
Professor, School of Natural Resources and Agricultural Sciences, University of Alaska at Fairbanks

 

Declining Polar Bears and Permafrost: Is a Global Warming Tipping Point Embedded in the Ice?

Hearing Charter