Hello everyone and welcome to Amampur. Here's what's coming up.

This is one of the most dangerous moments in human history.

A warning from America's top climate official John Kerry.

As catastrophic wildfires rage around the world,

I ask him why he also sees this moment as an opportunity.

Then, what has taken place here is a travesty of justice.

Donald Trump surrenders but remains ahead of the rest of the Republican field for president.

What do voters think? I find out from CNN's chief national correspondent John King

who is meeting with voters right across the country.

Also ahead.

Broken Blast and Broken Vals, I'll be 18 for years from now.

My conversation with Grammy Award-winning musician Jason Isbell, who discuss his new album and why

he says he can't think of anything more American than a culture war. The And a very warm welcome to the program everyone. I'm Paul Newton in New York sitting in for Kristana Monpour.

Climate related disasters. Yeah, they're everywhere you look. on ever recorded in the European Union. On the other side of the world, meantime, in Hawaii,

nearly 400 people remain unaccounted for after devastating fires there. Meanwhile, in Antarctica,

several huge colonies of Emperor Penguins saw no chicks survive last year,

that's according to a new study, as the sea ice they rely on disappears and in Pakistan.

UNICEF is warning that millions of children still need urgent support one year after

historic flooding there. So what's happening?

This is how U.S. climate envoy John Kerry describes it.

Take a listen.

We are now on the precipice of tipping points, the point at which events can simply unfold

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