On the coast of Washington and British Columbia sit the misty forests and towering mountains of Cascadia. With archipelagos surrounding its shores and tidal surges of the Salish Sea trundling through the interior, this bioregion has long attracted loggers, fishing fleets, and land developers, each generation seeking successively harder to reach resources as old-growth stands, salmon stocks, and other natural endowments are depleted. Alongside encroaching...