Cities are on the front lines of the world’s most urgent crises: COVID-19 and climate change, and mayors know we must address these crises together.
The Global Covenant of Mayors for Climate & Energy (GCoM) is a global network of 10,000+ cities, working to ensure that mayors around the world are at the forefront of a global call for increased climate ambition, while navigating a green and inclusive recovery from COVID-19.
Over 10,000 cities worldwide, we call on all governments for a global green recovery
While cities have been among the hardest hit by the pandemic, they will be essential economic engines for restarting recovery ambitions. As national governments navigate the regional complexities of responding to and recovering from COVID-19, countries and cities must jointly seize this opportunity to build back a cleaner, more resilient, sustainable and fairer world for everyone. Read the full statement here.
Campaign to mobilize 1,000 cities for a green and just recovery to address global climate emergency
C40 Cities, the Global Covenant of Mayors for Climate and Energy (GCoM) and CDP announced a campaign to recruit as many as 1,000 cities around the world to deliver inclusive climate action, consistent with constraining global temperature rise to 1.5°C set out in the Paris Agreement, and initiate a green and just recovery from COVID-19.
Green recovery city stories
October 20, 2026
The Global Covenant of Mayors for Climate & Energy (GCoM) and UN-Habitat invite expressions of interest to host the 2028 Innovate4Cities Conference (I4C28) by 4 November 2026. Cities and local governments are where the impacts of climate change are most acutely felt – and the epicenters of commitments turned into action. But cities cannot act … read more
October 12, 2026
World’s Largest City Climate Alliance Appoints Mayor V.K. Minimol, Mayor Claudio Castro, and Mayor Aleksandra Dulkiewicz to Expand Regional Leadership Across South Asia, Latin America, and Europe BRUSSELS, BELGIUM (October 12, 2026) – Today, the Global Covenant of Mayors for Climate and Energy (GCoM), the largest global alliance for city climate leadership built upon the … read more
September 25, 2026
New York (September 23, 2026) — Vice President Sara Aagesen today announced Spain’s endorsement of the Coalition for High Ambition Multilevel Partnerships (CHAMP) for Climate Action during Climate Week NYC, strengthening the growing coalition of national governments working with cities and regions to accelerate climate action. With Spain’s endorsement, CHAMP now brings together 78 countries … read more
Interested in joining GCoM or want to find out more? Check out our City Journey where we outline the steps to help your city drive climate action and create a green and inclusive recovery.