As drylands get drier and violence grows, new crises resembling Darfur will arise.

By Jeffrey Sachs | NEWSWEEK. July 7-14, 2008 issue.

The world will experience a growing risk of conflicts over food, energy and water in coming years. The population rises each year by about 80 million people, with most of the increase in impoverished regions already facing environmental stress. Climate change, water scarcity and tighter oil supplies will add to the stresses. As violence increases, in new crises resembling those now underway in Darfur, Somalia and Afghanistan, the tendency might be to look to the military for solutions. We’ll need to keep in mind that engineers and doctors will be the only ones who can truly keep us safe.

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