LEED v4, the proposed update to the nation’s most prevalent green building program, has been under intense pressure to change its current wood certification rating system, which only recognizes one set of standards, those of the Forest Stewardship Council. But the U.S. Green Building Council (USGBC), which oversees the LEED program and its current revision process, is now under fire for another part of the LEED update that has nothing to do with wood.