"That the scourge of hot, dry weather in the American breadbasket could affect the lives of hundreds of millions in Africa and Asia shows how integrated the world’s food supply has become. It’s also a reminder of the economic costs of a warming planet. Luckily, the solutions to our global agricultural problems are known, straightforward, and affordable. And while it’s natural to be skeptical of politicians’ ability to deliver, there are some signs this time that they might be stepping up to act."

Charles Kenny, Bloomberg Businessweek, July 26, 2012