DOE: Building Energy Code - Online Training Videos
http://www.energycodes.gov/training/onlinetraining/videos.stm

Hydrogen.gov
http://www.hydrogen.gov/

USGBC: LEED for New Construction
http://www.usgbc.org/DisplayPage.aspx?CMSPageID=220

NABCEP: North American Board of Certified Energy Practitioners
http://www.nabcep.org

NationMaster – Energy Statistics
http://www.nationmaster.com/cat/ene-energy

U.S. DOE Energy Efficiency and Renewable Energy (EERE)
http://eere.energy.gov

The National Recycling Coalition
http://www.nrc-recycle.org/aboutnrc/About.htm

U.S. Green Building Council
http://www.usgbc.org

NREL: Advanced Vehicle and Fuels Research Home Page
http://www.nrel.gov/vehiclesandfuels

EERE: Biomass Program Home Page
http://www1.eere.energy.gov/biomass

EERE: Hydrogen, Fuel Cell and Infrastructure Technologies Program Home Page
http://www1.eere.energy.gov/hydrogenandfuelcells

RESNET: Residential Energy Services Network
http://www.natresnet.org

Green Energy Ohio
http://www.greenenergyohio.org/page.cfm?pageId=3