David Attenborough: collapse of civilisation is on the horizon

In the run-up to the summit, Donald Trump expressed denial about climate change, while there were attacks on the UN process from Brazil’s incoming administration under Jair Bolsonaro.

Another goal of the summit is for nations to increase their pledges to cut carbon emissions; currently they are on target for a disastrous 3C of warming. The prime minister of Fiji, Frank Bainimarama, who led the 2017 UN climate summit, said his country had raised its ambitions. He told the summit: “If we can do it, you can do it.”