Julene Bair has inherited part of a farming empire and means to preserve the Bair farm for the next generation, but part of her legacy is a share of the ecological harm the Bair Farm has done: each growing season her family -- like other irrigators -- pumps over two hundred million gallons out of the Ogallala aquifer. The rapidly disappearing aquifer is the sole source of water on the vast western plains, and her family's role in its depletion haunts her.