American Wind Energy Association (AWEA)
www.awea.org

Database of State Incentives for Renewables & Efficiency
www.dsireusa.org

Interstate Renewable Energy Council
www.irecusa.org

Wind Maps of North America
firstlook.3tiergroup.com/

Distributed wind, feed in tariffs, a model for the U.S. by Paul Gipe
www.wind-works.org