No Water, No Food Security

July was the hottest month on record in the U.S. and with it the price of maize jumped 23 percent. According to very rough estimate made in a blog from the Wall Street Journal, this means just $33 more at the register next year for the average U.S. grocery shopper. But it means much more for poor people in developing countries, who already spend up to 60 percent of their income on food.