http://thinkprogress.org/climate/2015/11/16/3722355/bernie-sanders-climate-change-national-security-paris-climate-talks/
"for over three years, leading security and climate experts — and Syrians themselves — have made the connection between climate change and the Syrian civil war. Indeed, when a major peer-reviewed study came out on in March making this very case, Retired Navy Rear Admiral David Titley said it identifies “a pretty convincing climate fingerprint” for the Syrian drought."
