This is The Guardian.

Hi, it's Madeline here.

For the rest of this week, we're returning to a mini-series from earlier this year.

On the 5th of June, 2022, Bruno Pereira and Dom Phillips were murdered in the Amazon.

Dom, a British journalist and longtime guardian contributor, was being guided by Bruno, as he sought

to understand the destruction of the Amazon and meet those on the front line of the battle to

protect the forest. That battle continues as global politicians, indigenous leaders and environmental activists

converge in the Brazilian city of Belém at the gateway to the Amazon for COP 30 next week.

The location couldn't be more apt.

As you'll hear, the rainforest plays a vital role in keeping the whole planet's climate imbalance.

So across the next three episodes here on Science Weekly, we're exploring the question that inspired Dom, how to save the Amazon.

Here's Global Environment Editor John Watts.

Always some strange noise of a bird or an insect

that never fails to make a walk with the dogs down to the river into

something of a nature expedition. So here I am in the Amazon rainforest, much to my own

surprise, as I never ever imagined,

that I would be spending my middle age in such a place.

How did I get here?

Well, it's partly a love story

because it's very much connected to how I met my wife.

Hey, Frida, hey Tutu.

That's my dogs, who are like our children because we met in late middle age.

...