"… nother major player is Energy for a Clean Air Future, which lists Cinergy, PPL, Reliant Energy, Wisconsin Electric and Canadian company TransAlta as its …"

"… C are AEP, Ameren, DTE Energy, Energy Future Holdings, FirstEnergy, GenOn, PPL and Southern Company. They are based in Ohio, Illinois, Texas, Michigan, P …"

"… ironmental upgrades. FirstEnergy reported spending $10 billion since 1970. PPL said it had spent $2.7 billion since 2005 and planned to commit $2.3 milli …"