US citizens: [ call on Obama and Kerry ]( https://secure.sierraclub.org/site/Advocacy?pagename=homepage&page=UserAction&id=14359 ) not to let Enbridge double the size of the Alberta Clipper tar oil pipeline. Also [ submit a public comment ]( http://act.credoaction.com/sign/enbridge_scheme ) to the State Department.
Ссылка: https://stallman.org/archives/2014-jul-oct.html#08_September_2014_%28Urgent%3A_Oppose_enlarging_pipeline%29