Mayors, governors and subnational leaders call for greater action on fossil fuels from Heads of State at UN Summit
Ahead of the UN Summit of the Future, mayors are urging Heads of State to step up action and leave…
Building a sustainable future for everyone, everywhere
The European Union should follow cities' lead to create a prosperous and safe future. Letter from C40 Europe mayors to…
C40 mayors attend Vatican climate summit, sign crucial climate protocol
C40 Co-Chair Mayor Sadiq Khan and 8 C40 mayors will meet with Pope Francis at the Vatican for the ‘Climate…
Europe must urgently boost climate adaptation efforts
According to the European Environment Agency's first-ever European Climate Risk Assessment, Europe is getting hotter twice as fast as the…
15 cities join C40’s Reinventing Cities to accelerate zero-carbon, resilient and inclusive urban development
Reinventing Cities, C40’s global competition to transform underutilised urban sites into innovative, zero-carbon and resilient urban projects, launched its fourth...
C40 welcomes European Commission’s 2040 emission reduction recommendations, urges greater ambition
C40 Cities welcomes the European Commission’s communication on the EU 2040 climate target, which aims to set a path to…