Bjorn Lomborg Trump was right to leave Paris climate deal

If you don’t learn from history, you’re bound to repeat it. Here in Saint-Denis, northern Paris, a history lesson is sorely needed.

Thousands are gathering here for the 21st international global warming meeting. Hotels are already near-full, broadcasters are setting up, protestors are preparing to roar.

All because this summit is "the last chance" to avert dangerous temperature rises, if we listen to the Earth League or a bunch of others. It’s going to be "too late" if a meaningful treaty isn’t negotiated here in the next few days, says the French president.

The 'Skeptical Environmentalist' offers 12 low-cost, proven policies that he says would save 4.2 million lives and generate $1.1 trillion in new wealth every year.

Campaigners have warned that net zero pledges made at COP26 are "doomed to fail" without regulation. But environmentalist Bjorn Lomborg tells Julia Hartley Brewer: "Young people are terrified but It's important to tell them there is less chance of them dying. This is not the end of the world." He also warns that world leaders at COP26 are trying to "force" net zero targets that will be "incredibly costly and politically impossible."