http://www.usgbc.org/  (U.S. Green Building Council) is a non-profit organization that highlights Green Build legacy, Energy and Environmental design, green building performance, green sustainability design flow. 

Links at the usgbc site  include: Green School buildings, a Green Home Guide, Generation Green redefining our future, green best practice guidelines.  Advice also includes:  Green remodeling, architects, kitchen, builders, contractors, engergy efficient home located at http://www.GreenHomeGuide.com

http://www.GreenbuildExpo.org will provide detail on the November international expo and conference  in Chicago should you desire to attend for workshops and presentation on Green.