Published: June 1st, 2023,
Last updated: May 28th, 2025

The COP interim conference in Bonn, beginning on 5 June, will include a global stocktake on the progress of international climate policy. Emission data plays a central role here. However, data collection is not easy. Many developing countries have made little progress in data collection in recent years. And even China, the world’s largest CO2 emitter, faces significant challenges.