Globe and Mail: A punishing drought, which gave the State of Washington a grim warning about what the future might look like with global warming, has led to a U.S. dam proposal that threatens to drown a British Columbia valley. The Shanker’s Bend project, proposed by the Okanogan County Public Utility District, would dam the Similkameen River just a few kilometres south of the B.C. border. The project would provide increased water storage and hydro generation for the town of Oroville, in north …