Media

Mayors of New York and London Urge Every Major City in the World to Divest

Sadiq Khan and Bill de Blasio issue joint call as they unveil a toolkit for other cities considering divestment. Case studies from Berlin, London, Oslo and Stockholm reveal that none of the divested city pension funds have suffered a negative impact on portfolio performance.

Seattle Mayor Jenny Durkan elected to the C40 Cities Steering Committee

Mayor Jenny Durkan of Seattle has been elected to the C40 Cities Steering Committee, the governing body providing strategic direction for the global network of 94 cities committed to addressing the climate crisis through bold action.

Mayor of Madrid, José Luis Martínez-Almeida Commits to C40’s Green & Healthy Streets Declaration

Mayor of Madrid José Luis Martínez-Almeida commits to procure only zero-emission buses from 2025 and ensure that a major area of the city is zero emission by 2030. Announcement made by host city Madrid at COP25 

Reinventing Cities: global competition opens to transform cities in the face of the climate crisis

C40’s architecture and design competition Reinventing Cities opens with 25 sites in 9 cities - Cape Town, Chicago, Dubai, Madrid, Milan, Montreal, Singapore, Reykjavik and Rome. Teams of architects, developers, entrepreneurs, environmentalists, and community groups compete for chance to transform underutilised sites into the sustainable and resilient city landmarks of the future

Mayor of Los Angeles, Eric Garcetti Becomes Chair of C40 Cities

Mayor of Los Angeles, Eric Garcetti today assumed his role as the new chair of the C40 Cities Climate Leadership Group

Freetown, Sierra Leone joins C40 Cities demonstrating global commitment to tackle climate change and inequality

Freetown, Sierra Leone is the newest member of C40 Cities. Freetown joins 93 cities worldwide committed to delivering on the highest ambitions of the Paris Agreement and to limit global temperature rise to below 1.5°C. 

Tech Challenge 2019-2020 Launched at C40 World Mayors Summit

The Women4Climate Tech Challenge launches today at the C40 World Mayors Summit, showcasing the best innovative solutions to the climate crisis designed and led by women. This competition for women only is a joint initiative from The VELUX Group and C40 Cities.

City of Istanbul Commits To Climate Action To Tackle Global Climate Emergency. Signs Onto C40's Deadline 2020 Program

Today, at the C40 World Mayors Summit, the City of Istanbul signed onto C40’s Deadline 2020 initiative, a public commitment to develop and implement ambitious climate action plans in line with science-based targets to limit global temperature rise to 1.5 °C.

Mayors vow to work together with Youth Climate Activists to deliver Global Green New Deal

Mayor of Paris, Anne Hidalgo, Lord Mayor of Copenhagen, Frank Jensen alongside fellow mayors from Seattle and Freetown, joined with youth climate activists from the US, Uganda, Germany and Copenhagen, to commit to work together with youth climate leaders in delivering a Global Green New Deal.

35 VILLES S’UNISSENT POUR ASSAINIR L’AIR RESPIRÉ PAR LEURS CITOYENS, PRÉSERVANT AINSI LA SANTÉ DE MILLIONS DE PERSONNES

Aujourd’hui, les maires de 35 villes se sont engagés à assainir l’air respiré par les habitants de leur ville, soit au total plus de 140 millions de personnes. En signant la C40 Clean Air Cities Declaration (Déclaration du C40 pour un air propre dans les villes), les maires reconnaissent que respirer un air pur constitue un droit fondamental et s’engagent à travailler ensemble pour former une coalition mondiale inédite qui lutte en faveur de la qualité de l'air.