This film investigates the collapse of Pacific salmon populations and the desperate efforts to save them: Our once great runs of salmon are now conceived in laboratories, raised in tanks, driven in trucks, and farmed in pens. In its exposure of a wildly creative, hopelessly complex, and stunningly expensive approach to managing salmon, the film reveals one of the most ambitious plans ever conceived for taking the reins of the planet.

The show’s own verdict is on its page.