·  Sierra Club http://sierraclub.org/

·  Pennsylvanians Against Fracking http://www.paagainstfracking.org/

· Stop the Frack Attack http://www.stopthefrackattack.org/who-we-are/

·  Chesapeake Climate Action Network http://chesapeakeclimate.org/

· Earthjustice http://earthjustice.org/#

· Waterkeeper Alliance http://waterkeeper.org/

· Global Frackdown http://www.globalfrackdown.org/about/