Sierra Club, 6 AGs Back Otsego 2000 Suit Against FERC In D.C. Circuit COOPERSTOWN – A few minutes ago, word was received the national Sierra Club organization has filed an amicus brief in Otsego 2000’s suit against FERC, the Federal Energy Regulatory Commission. The national environmental group joins six attorney generals, including New York’s , who filed friends of the court briefs Monday. Otsego 2000 is challenging a FERC board decision to no longer allow “upstream” and “downstream” considerations of…