Desalination is not a magic panacea. It requires significant amounts of energy and has significant environmental impacts. As for the Central Valley, when the f

Desalination is not a magic panacea. It requires significant amounts of energy and has significant environmental impacts. As for the Central Valley, when the farms "eat themselves", have you considered that growing numbers of Americans will have to do the same? The Central Valley produces a quarter of the nation's food even though it represents 1% of the nation's farmland.