Website: GreenBiz.com

The sixth annual edition of research has been expanded to include data on 1,600 companies worldwide, as well as on the U.S.-based S&P 500.

This year's report includes significant changes. First and foremost, we've partnered with Trucost, a leading research firm focusing on natural capital and sustainability metrics, to revamp the indicators by which we assess progress within the private sector in addressing global environmental challenges. Unchanged is our Top Trends section, which looks at where the world of sustainable business is headed -- the leading indicators of future progress.

This year's report is available in both PDF and iPad format.

Download the free report.