Debating into the dead of night – the intergovernmental negotiating committee of over 170 country delegates and observers kept many of us at the edge of our seats. After all, there is a lot at stake: like the climate and the biodiversity crises, plastic pollution is now also officially a planetary crisis. A UN Treaty on Plastics will have the ability to change this and can have a profound impact on the way we produce and consume plastics. Willemijn Peeters gives her take on negotiations so far.