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Does climate change constitute a threat to peace and security? Many agree that it does. The US administration鈥檚 new , launched last month, portrays climate change as 鈥榓n urgent and growing threat.鈥�

And this week, appears to add scientific credibility to this concern, suggesting human-caused climate change contributed to the drought that preceded the Syrian civil war.

So does the Syrian case represent a general pattern, where climate changes and extremes are systematically increasing conflict risk? The short answer is no. But if scientists want to explore these links more closely, there are a few steps they need to take.

Read more at the Carbon Brief, where 6 March 2015.