Building Green Suite
Home of Greenspec & Building Green articles; subscription required.

EcoIQ
“Gateway” to national green building resources and directories; massive site links to just about everywhere..

iGreenbuild
A resource for the latest eco-friendly news, articles, reports, products and more.  Including a searchable article and product directory, free newsletters and top news headlines.

Green Building Pages
A small but growing sustainable building materials database; winner of the SBIC 2006 Best Sustainable Practice Award.

GreenBuilder.com
Green building information and product guide.

GreenBuildingAdvisor.com
The complete source for building, designing, and remodeling green homes.

Greenseal
A building product rating guide for environmentally sound materials.