Cop26: are we finally saying goodbye to coal?

The Science Weekly podcast is in Glasgow, where we are bringing listeners daily episodes from Cop26. Each morning you will hear from one of the Guardian's award-winning environment team. Today, host Madeleine Finlay talks to the Guardian's energy correspondent Jillian Ambrose about plans to end coal use. And as Cop26 week one draws to a close U.S. Special Presidential Envoy for Climate John Kerry gives his thoughts

More than 40 countries agreed to phase out their use of coal-fired power, the dirtiest fuel source, in a boost to UK hopes of a deal to keep 1.5C alive" at the Cop26 summit on Thursday.

Major coal-using countries including Canada, Poland, South Korea, Ukraine, Indonesia and Vietnam will phase out their use of coal for electricity generation, with the bigger economies doing so in the 2030s and smaller economies doing so in the 2040s. However, some of the world's biggest coal-dependent economies, including Australia, China, India and the US, were missing from the deal, and experts and campaigners told the Guardian that the phase-out deadlines countries signed up to were much too late.