About the C40 Summit

The C40 World Mayors Summit will bring together the mayors of global and regional cities, alongside business leaders, philanthropists, campaigners, youth leaders, scientists and residents, to share bold ideas, showcase innovative solutions and stand together to create a sustainable, prosperous and equitable future.

Cumbre Mundial

Why Buenos Aires?

An active C40 member since 2006 and current member of the C40 Steering Committee representing Latin America, Buenos Aires has committed to halving its carbon emissions by 2030 and going fully carbon neutral by 2050. Its bold and innovative climate solutions can be an inspiration to all.

¿Por qué Buenos Aires?

About C40

C40 is a network of mayors of nearly 100 world-leading cities taking urgent action to confront the climate crisis and create a future where everyone can thrive. Representing 582+ million people and one-fifth of the global economy, mayors of C40 cities are on the leading edge of climate action, deploying a science-based and collaborative approach to help the world limit global heating to 1.5°C, and build healthy, equitable and resilient communities.

Sobre el C40

COUNTDOWN TO THE C40 SUMMIT

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LATEST NEWS & FEATURES

PRESS RELEASE

Thirteen C40 cities commit to boosting public health by slashing waste emissions

Thirteen C40 cities have signed up to the Pathway Towards Zero Waste, committing to a 2030 target of providing timely city-wide waste collection services,...

October 21, 2022
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PRESS RELEASE

Youth climate leaders and mayors unite to launch first-ever global network of...

Mayors and youth leaders pledge to be united in action to deliver green jobs, following the announcement that C40 mayors will drive the creation...

October 21, 2022
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PRESS RELEASE

Record investment in C40 cities in the Global South projected to access...

C40 Cities Finance Facility (CFF) supports 34 projects in the Global South, projected to access over $1 billion of finance for implementation; New partnership...

October 21, 2022
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The C40 Summit is delivered with the support of: