Development and Climate Days 2025
Event on 30 October 2025
We use research and action to support evidence-based research, policy and planning that can deliver sustainable development
The 30th Conference of Parties (COP30) takes place in Belém, Brazil, from 10-21 November 2025. Along with our partners, IIED will support negotiators from the least developed countries, organise events and workshops, and analyse progress at the talks.
Learn more about focused areas of IIED's policy and planning work