Watering the West: Wanna Buy a Farm?

They’re growing corn in a desert. Meet a Weld County farmer who sold land and water rights to a suburb of Denver, leases farm ground for an oil well, and donates to the Nature Conservancy. Farmers still own the majority of water in Colorado but this is changing fast. Can we grow people without building more reservoirs? Should scarce water supplies limit growth? Will those backpackers make it across the river?