Climate change should be top foreign policy priority, G7 study says

Global warming 'ultimate threat multiplier' posing serious risk to world security, says report urging governments not to see it simply as a climate issue

Tackling climate change risks must become a top foreign policy priority if the world is to combat the global security threat it poses in the 21^st century, according to a new study commissioned by the G7 countries.

Multiple conflicts have taken the government systems for dealing with them "to their limits", according to one of the authors of the report, which was launched at the Foreign and Commonwealth Office (FCO) on Tuesday.