This is a present for all seasons! Three major dams on the Penobscot River in Maine have been purchased for $24M in order to decommission them. This major milestone taking place today follows more than a decade of the Atlantic Salmon Federation and many other organizations working together.
http://asf.ca/news.php?id=625

There has been no project like this elsewhere in the world. For a backgrounder on the Penobscot Project, the best chance to restore wild Atlantic salmon runs in the U.S., visit the resources page:
http://asf.ca/news.php?id=624