Trump the ‘biggest loser’ for scrapping climate action, John Kerry says at Cop31A Guardian article from Cop31 in Antalya reports John Kerry calling Donald Trump the "biggest loser we've seen in a long time" for scrapping climate action and abandoning the clean energy race with China, at a summit the Trump administration is snubbing entirely. The UN secretary general urges phasing out fossil fuels, while Greta Thunberg calls the Cops "greenwashed circuses".