energy.gov/doe-efficient-new-homes - DOE Efficient New Homes (formerly Zero Energy Ready Home)
energystar.gov/newhomes - ENERGY STAR certified new homes
epa.gov/indoorairplus - EPA Indoor airPLUS (healthy indoor air)
living-future.org - International Living Future Institute (Living Building Challenge)
ngbs.com - NGBS Green (ICC/ASHRAE 700 National Green Building Standard, Home Innovation Research Labs)
passivehouse.com - Passive House Institute (PHI, Germany)
passivehousenetwork.org - Passive House Network (training)
phius.org - Phius (Passive House Institute US)
usgbc.org/leed - USGBC LEED rating systemusgbc.org/leed-residential - LEED for homes and residential
energycodes.gov - DOE Building Energy Codes Program
iccsafe.org - International Code Council (IECC energy code, IgCC green code)
nahb.org/green-building - NAHB: sustainability and green building
resnet.us - RESNET (HERS Index home energy ratings)
buildinggreen.com - BuildingGreen (Environmental Building News)
buildingscience.com - Building Science Corporation (Joe Lstiburek)
finehomebuilding.com - Fine Homebuilding
greenbuildingadvisor.com - Green Building Advisor
greenconcepts.com - Green Building Concepts (articles)
jlconline.com - Journal of Light Construction
motherearthnews.com - Mother Earth News (owner-built and natural homes)caragreen.com - Caragreen (sustainable building materials)
cleanburn.com - Clean Burn (waste oil furnaces and boilers)
dorken.com - Dörken (DELTA air and moisture barriers; formerly Cosella-Dörken)
ecovative.com - Ecovative (mycelium materials)epa.gov/watersense - EPA WaterSense (water-saving fixtures)
sips.org - Structural Insulated Panel Association
builditgreen.org - Build It Green (California)
chandlerdesignbuild.com - Chandler Design-Build (Asheville, NC)
enertiahomes.com - Enertia Homes (passive solar wood homes)
sunlighthomes.com - Sunlight Homes (passive solar SIP homes)
goodkarmadomes.com - Good Karma Domes (geodesic dome homes)
monolithic.com - Monolithic Dome Institute
dsireusa.org - DSIRE (state incentives for renewables and efficiency)energystar.gov - ENERGY STARepa.gov - U.S. EPA