"The biggest culprit: higher temperatures. Out of 27 modern societies studied, all 27 showed a positive relationship between higher temperatures and violence."
"“Our results shed new light on how the future climate will shape human societies,” said Burke. The findings of the study suggest that a global temperature rise of 2 degrees Celsius could increase the rate of intergroup conflicts, such as civil wars, by over 50 percent in many parts of the world."
