www.DSIREUSA.org (Database for State Incentives for Renewables and Efficiency)

www.energystar.gov (USEPA Energy Efficiency Products and Practces)

www.energystar.gov/taxcredits (Federal Tax Credit Info)

www.energysavers.gov (US Dept. of Energy, Energy Efficiency and Renewable Energy)

http://energytrust.org (Oregon Independent and Nonprofit Organization to Reduce Energy Costs)

http://egov.oregon.gov/ENERGY/CONS/RES/RETC.html (Oregon Tax Credit Info)

http://www.earthadvantage.com (Green Building Program)

www.strawbale.com (Strawbale Building Info)

http://ILBI.org (Living Building Challenge)

www.cascadiagbc.org (Cascadia Region Green Building Council)

http://oikos.com (Green Building News)