Ah, Pennsylvania. My glorious home state. The Declaration of Independence, the Constitution, Old Glory, the country’s first oil well,  birthplace of US Steel, Bethlehem Steel,  Portland Cement, Harley Davidson, Martin Guitars, Easter Peeps, and home to that pre-eminent neo-climatologist, Punxatawny Phil.  It is also the hub of what could be the world’s most productive shale…