Why do they need to move water there into the desert for their crops when they are growing crops here in America? https://gulfif.org/arizona-arabia-alfalfa-less

Why do they need to move water there into the desert for their crops when they are growing crops here in America? https://gulfif.org/arizona-arabia-alfalfa-lessons-from-the-gulf-for-a-southwestern-water-crisis/ https://gulfif.org/arizona-arabia-alfalfa-lessons-from-the-g... So they may not have a Mississippi river, but they are using the Colorado.