"For more than a decade, the nonprofit Forest Stewardship Council generally has been viewed as the premier judge of whether a wood or paper product should be labeled as environmentally friendly.

But to the dismay of major environmental groups, that label, known as F.S.C., is facing a stiff challenge from a rival certification system supported by the paper and timber industry. At stake is the trust of consumers in the ever-expanding market for “green” products. "

Mireya Navarro reports for the New York Times September 11, 2009. [2]