Pennsylvania

The Commonwealth of Pennsylvania is a state located in the Northeastern and Middle Atlantic regions of the USA. Pennsylvania has 51 miles of coastline along Lake Erie and 57 miles of shoreline along the Delaware Estuary. Philadelphia is Pennsylvania's largest city and is home to a major seaport and shipyards on the Delaware River.

Places, projects and networks

 * PennFuture - Citizens for Pennsylvania's Future
 * Sustainable Pittsburgh
 * The Alliance for a Sustainable Future, Greater Philadelphia Metropolitan area
 * Pennsylvania Environmental Council