lawmakers in 2011 session" Associated Press, June 6, 2011. External resources Oil Change International Appalachian Voices FollowtheCoalMoney.org External Articles Wikipedia also has an article on PPL . This article may use content from the Wikipedia article under the terms of the GFDL . Retrieved from " http://www.sourcewatch.org/index.php?title=PPL&oldid=590707 " Categories : Climate