In December, Europe’s Copernicus weather service announced that it was “virtually certain” that 2024 would be the hottest year ever. What’s more, the global average temperature last year appears to have surpassed 1.5C for the first time, blowing past a threshold that’s taken on enormous significance in the fight against climate change. Does that mean governments, corporations, and activists recalibrate their climate goals? Akshat Rathi speaks with reporters Eric Roston and Zahra Hirji about what this new reality means.

Explore further:

• Past episode about sci-fi writer Kim Stanley Robinson’s visions for 2025
• Past episode with Eric Roston and Katharine Hayhoe about the extreme weather events brought on by rising temperatures
• Past episode with the Berghof Foundation’s Andrew Gilmour about conflict and peace-building on a warming planet

Zero is a production of Bloomberg Green. Our producer is Mythili Rao. Special thanks this week to Sharon Chen, Siobhan Wagner, Ethan Steinberg, and Jessica Beck. Thoughts or suggestions? Email us at zeropod@bloomberg.net. For more coverage of climate change and solutions, visit https://www.bloomberg.com/green