31 mayors introduce even more trees, parks and green space in cities to save lives and tackle the climate crisis
31 of the world’s great cities will be significantly greener in the years ahead, as leading mayors have committed to…
Cities urge G20 to invest in green and just recovery, vaccine equity, climate action, and divest from fossil fuels
Urban 20 calls on G20 nations to foster greater collaboration with cities and to accelerate a green and just recovery…
C40 Mayors Vaccine Equity Statement
C40 mayors have spoken out to support vaccine equity around the world, joining the call for fairer, faster, and more…
Celebrating the most active cities in C40 regions in 2020
The levels of collaboration, engagement and commitment of our member cities in 2020 has been truly extraordinary. We are pleased…
Statement by the C40 Cities Steering Committee on the organisation’s new Leadership Standards
C40’s new Leadership Standards for 2021-2024 went into effect on 1 January, 2021. The commitments of our 97 member cities…
Invest in “green and just” recovery for cities, U20 urges G20 leaders
The Urban 20 (U20) today urged the Group of Twenty (G20) Leaders to invest in a “green and just” urban…