South Portland Maine used Home Rule to stop Tar Sands pipeline
"Relating to right to govern. Providing that the people of the state may enact local laws that protect health, safety and welfare." (https://legiscan.com/NH/text/CACR19/id/1656751)
"A federal judge has ruled that the coastal city of South Portland, Maine, did not violate the U.S. Constitution when it passed an ordinance that blocked a local pipeline company from bringing tar sands oil through its port.
For the city of 25,000, the ruling was a surprise victory after years of fighting what felt like an impossible battle against some of the world's biggest oil companies, which lined up to support the Portland Pipe Line Corporation (PPLC).
Provided the ruling survives an appeal, it slams the door on a significant plan to ship Canadian tar sands oil, one of the most carbon-intensive fuels on the planet, to the East Coast for export to international markets, and it could offer a guide for other communities hoping to block energy projects.
"For other communities looking at opposing fossil fuel infrastructure, this case is a blueprint for how you shohttps://insideclimatenews.org/news/28082018/tar-sands-pipeline-court-ruling-south-portland-ban-public-health-constitutional-big-oil-maine?utm_source=twitter&utm_medium=socialuld do it," said Patrick Parenteau, an environmental law professor at the Vermont Law School. "It's a strong opinion, and it could result in a really significant precedent for local control on petroleum-based industries."