Climate change may cause war

(Houston Chronicle): Fast-changing climate has a range of serious thinkers — from military brass to geographers to diplomats — predicting a spate of armed conflicts driven by the weather. Shifting temperatures lead to shifting populations, they say, and that throws together groups with long-standing rivalries and thrusts them into competition for food and water. "It’s not hard to imagine violent outbursts," said Julianne Smith of the Center for Strategic and International Studies. Go to article