LGMA
Article
From Fragmentation to Structure: CHAMP Helps Scaling Climate Action Across All Levels
Countries backing the CHAMP initiative met in Bonn in 2025 and called for cities and regions to be given a formal, lasting seat in the UN climate process ahead of COP30.
Letter
Open Letter to the Troika 181024
A climate advocacy letter sent by the Local Governments and Municipal Authorities constituency to the COP28, COP29 and COP30 presidencies.
Event
CHAMP EXPLAINED: Opportunities for Subnational-National Climate Partnerships
Guide
Delivering CHAMP-Aligned NDC 3.0: Guidance for Endorsers
A high-level guidance brief for delivering enhanced NDCs incorporating strong subnational content and robust consultation with subnational governments – in line with the principles…
Resource
Compendium of National Mobilization Strategies
Examples of how CHAMP endorsing countries are integrating subnationals into their climate strategies and how this is reflected in their NDCs.
Guide
The CHAMP Opportunity: A Toolkit for Cities, Towns, States and Regions to Take Action on Climate Change
Guidance for mayors, governors and other subnational leaders on how to engage with their national governments on enhancing ambition and implementation of climate action.