From Dismal Swamp to Smiling FarmsDriving through the Holland Marsh one is struck immediately by the black richness of its soil. This is some of the most profitable farmland in Canada. But the small agricultural preserve just north of Toronto is a canary in a coal mine. From Dismal Swamp to Smiling Farms recounts the transformation, use, and protection of the Holland Marsh, exploring how human ideas about nature shape agriculture, while agriculture in turn shapes ideas about nature.