Scientific info:
International Panel on Climate Change
Union of Concerned Scientists
Pew center on global climate change
UAF Cold Climate Housing Research Center
Real Climate
International Arctic Research Center
Alaska Climate Research Center

Calculate your own impact:
Alaska Carbon Calculator

Other Alaska organizations:
Alaska Center for the Environment(ACE)
Alaska Conservation Solutions (ACS)
Renewable Energy Alaska Project (REAP)
Alaska Climate Impact Assessment Commission
Alaska Conservation Foundation
Denali Green Tags

Youth:
ClimateChangeNorth
EPA Kids' Site
Alaska Youth for Environmental Action

Teachers:
K-12 International Polar Year

Blogs:
Mothers for Alaska
Accidental Naturalist