Agence France-Presse: US Secretary of State John Kerry Sunday issued a clarion call for nations to do to more to combat climate change, calling it "the world's largest weapon of mass destruction".
In a keynote speech, one of a series planned in different countries throughout the year, Kerry sought to make both a moral and economic argument for greater urgency in cutting greenhouse gases.
He warned that low-lying Asian nations and their rich ecosystems were particularly at peril from rising sea levels.
Talking...