What keeps the world’s top climate scientists up at night?

Today in Focus - A podcast by The Guardian

Hundreds of climate experts expect global temperatures to rise to at least 2.5C (4.5F) above preindustrial levels by 2100. Damian Carrington reports. Help support our independent journalism at <a href="https://www.theguardian.com/infocus">theguardian.com/infocus</a>