In Washington, the NAHB has an organization to match its membership roster.

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Helped along by increases in wind power usage, AWEA has added 109 organizations to its membership roster thus far this year, bringing the total up to 1, 200.

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In addition to eventually adding more functionality and a consumer-facing label to the Higg Index, the Sustainable Apparel Coalition plans to add more high-end fashion companies to its membership roster in the near future, which would differentiate it from virtually every other sustainability initiative in the apparel industry.

FORBES: Target, Nike, Levi's Join Forces On Sustainable Clothing

"The roster that followed the letter identified the magnitude and diversity of our membership and did not purport to reflect each member's individual point-of-view, " Gill said in a statement released Wednesday in response to questions raised about the impartiality of Ecology and Environment.

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