It’s in the Air: Clean air zones are improving public health and ending our dependence on fossil fuels
Learn about C40 Cities' It's in the Air campaign, which focused on clean air zones as a major solution to…
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…
C40 Cities mayors launch global air quality marathon as new poll reveals widespread support
Mayors from C40 cities gather in Paris to launch 'It's In The Air' – a global C40 campaign highlighting people-focused…
Mayors’ green building initiatives fuel job growth in the United States
New report highlights cities' successes in creating jobs through climate-friendly retrofits of existing buildings
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...
Cities and businesses call for the urgent phaseout of fossil fuels
By Mark Watts, C40 Executive Director, and María Mendiluce, CEO of the We Mean Business Coalition