Unveiled at the Local Climate Action Summit as the culminating outcome of the COP30 Local Leaders Forum, the Local Leaders Joint Statement is a declaration of support from more than 14,000 cities, towns, states, regions, and provinces across every continent, affirming their collective commitment to advancing real, on-the-ground climate solutions.   Responding to the COP30 … read more

The European Union’s endorsement reinforces the crucial role of cities and regions as key partners in delivering the Paris Agreement global goals.   The European Union (EU) has officially endorsed the Coalition for High Ambition and Multilevel Partnerships (CHAMP), signaling its commitment to leverage the key role of cities and regions to accelerate global climate … read more

Supported by Bloomberg Philanthropies and facilitated by the Brazilian National Front of Mayors (FNP), the partnership will help 50 Brazilian municipalities deliver climate projects by 2027.   Rio de Janeiro, Brazil (November 2025) – Today, the Brazilian Government, Bloomberg Philanthropies, C40 Cities, and the Global Covenant of Mayors for Climate & Energy (GCoM), announced a … read more

From the Baku-to-Belém Roadmap and beyond, COP30 is a pivotal moment to mobilize climate finance, strengthen policies, and deliver real impact.   Cities are on the frontlines of the climate crisis—responsible for much of the world’s emissions yet holding the key to a sustainable and inclusive future. They are already delivering climate action at scale, … read more

Ahead of COP30 in Belém, Brazil, a United Nations analysis of the latest national climate plans has a clear message: the world is moving forward to tackle the climate catastrophe, but not fast enough. This ambition gap is a sobering reminder that progress must now urgently accelerate and be supported, in cities, regions, and communities … read more