The European Centre for Medium-Range Weather Forecasts (@ECMWF) invites tenders for the co-design of greenhouse gas policy services under #CopernicusAtmosphere, supporting collaboration with national inventory agencies. Deadline: 5 Nov 2026. 🔗 Info: https://atmosphere.copernicus.eu/cams254b-co-design-ghg-policy-services-support-eu-member-states-and-copernicus-participating