EcoWatch: The organization American Rivers has distinguished the San Joaquin River of California with the dubious title of "most endangered" river in the nation. Since 2009 the stream has been celebrated as a path-breaking example of restoration--status that could now be threatened.
This artery of California`s Central Valley and important supplier of water to southern California begins in high Sierra wonderlands south of Yosemite National Park and in the breathtaking Evolution Valley of Kings Canyon National...