Exploring the future of clean construction in Oslo
C40 Cities’ VISIBLE project, supported by Laudes Foundation, supports London, Madrid, and Oslo in piloting approaches for clean construction.
C40 Cities: 2024 In Focus
2024 brought challenges for global climate action, but cities around the world continued to lead the way with creativity and…
C40 Cities and Reckitt team up to urge businesses to take climate action in cities
Ahead of the Smart City Expo World Congress in Barcelona, C40 has teamed up with Reckitt to urge businesses to…
C40 Cities launches policy demands for the European Union
C40 Cities unites Europe's mayors to launch policy demands for the new European Union (EU) political mandate.
Clean Air Zones – A Win for People and the Planet
What Mayor Hidalgo is achieving in Paris has been an inspiration for cities around the world, and today, C40 is…
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…