Click Here for the 2009 Global 100 Most Sustainble Companies in the world. Another great way to have an impact at work is to get your building LEED certified.  This is a categorized checklist to help establish best practices in purchases, daily operation, and the overall building occupant’s health.

• Certify your existing building - http://www.usgbc.org/DisplayPage.aspx?CMSPageID=221
• See who else has done it - http://www.leedcertifiedgreenbuildings.com/leed/