- Published: Wednesday, 27 April 2011 21:53
- Written by Cement Americas News
Environmentalists’ latest weapon to undermine the use of coal in power generation follows a curious trajectory: The U.S. Green Building Council’s public comment process for LEED [Leadership in Energy and Environmental Design] rating system revisions. A group comprising federal and state environmental and law enforcement agency officials, PEER contends that construction-grade fly ash—the most widely used coal combustion residual (CCR)—should not qualify as a recycled material in the LEED rating system. It conveyed that position to the USGBC, which on January 19 closed the first of two public comment periods this year toward a new LEED version in fall 2012.