If the rains don't come . . .

Center Pivot irrigation may be the answer - if you can afford the capital costs and the cost of diesel to run the big motors that pull water from one of the World's largest aquifers, the Ogallala.

The Big Question is how long will the Ogallala last? The Great Plains are becoming more arid and desert like, and the Ogallala is not naturally refilling at the rate to match withdrawals by Man.

Water wars may replace oil wars around the globe as population continues to grow.

Can peaceful replacements be found?