C40 Cities Awards

The C40 Cities Awards are granted in 10 categories and provide global recognition for cities that are demonstrating climate action leadership.

The C40 Cities Awards

Mayors continue to deliver important, innovative policies and programmes that reduce emissions and improve sustainability. Now in its third year, the C40 Cities Awards continue to recognize those successes, catalyze ambition, and share lessons with cities around the world.

Watch the complete ceremony from the 2015 awards:

Learn more.

The C40 Cities Awards reward cities that have implemented outstanding projects, programmes, policies and practices to combat climate change and reduce climate risks in the fields of 10 categories, including 2 new categories for 2015. Explore the categories.

Carbon Measurement & Planning

Adaptation Planning & Assessment

Building Energy Efficiency

Green Energy

Finance & Economic Development

Solid Waste

Adaptation Implementation

Smart Cities & Smart Community Engagement

Sustainable Communities



2015 Award Winners

Congratulations to the 10 winners of this year's awards, and to each of the finalists who demonstrated outstanding climate leadership.

The Finalists

The 2015 C40 Cities Awards Finalists include:

  • Carbon Measurement & Planning: Portland, Seoul, Vancouver
  • Adaptation Planning & Assessment: Melbourne, New Orleans, Rotterdam
  • Building Energy Efficiency: New York, Seoul, Sydney
  • Green Energy: Amman, Vancouver, Washington, DC
  • Finance & Economic Development: Johannesburg, London, Toronto
  • Solid Waste: Durban, Milan, Wuhan, Yokohama
  • Adaptation Implementation: Cape Town, Copenhagen, Jakarta, Paris
  • Smart Cities & Smart Community Engagement: Boston, Melbourne New York
  • Sustainable Communities: Johannesburg, Stockholm, Wuhan 
  • Transportation: Buenos Aires, London & Bogotá, Nanjing, Singapore


View a list of Finalists or read the project profiles for more information.

Eligibility Criteria

The 2015 Finalists have been announced. View the full list of Finalists here. ‚Äč

1.Four categories are open to C40 cities and / or cities that have committed / intend to commit to the Compact of Mayors;

  • Carbon Measurement & Planning
  • Adaptation Planning & Assessment (new category for 2015)
  • Building Energy Efficiency
  • Green Energy

2. All other categories are open to all cities;

  • Finance & Economic Development
  • Solid Waste
  • Adaptation Implementation (new category for 2015)
  • Smart Cities & Smart Community Engagement
  • Sustainable Communities
  • Transportation

3. Projects or implementation phases of the projects have been initiated within the last four years;

4. Projects need to have funds secured.

Find out more information on the selection process here. 

Jury Panel

The 2015 jury* included:

  • President Felipe Calderón (Jury Chair)
  • Abha Joshi-Ghani, World Bank
  • Professor Edgar Pieterse, University of Cape Town
  • Ritt Bjerregaard, Former Mayor of Copenhagen
  • Stella Li, BYD
  • Jie Tang, Former Vice-Mayor of Shenzhen
  • Adam Freed, Bloomberg Associates
  • Dr. Fauzi Bowo, Former Governor of Jakarta
  • David Miller, President & CEO, WWF Canada


Bios of the jury members are available for reference.

*The following Jury Members were excused from voting in the following categories due to their involvement with the Finalists Cities:

  • Ritt Biergaard (Copenhagen) for the Adaptation Implementation category
  • Dr. Fauzi Bowo (Jakarta) for the Adaptation Implementation category
  • Edgar Pieterse (Cape Town) for the Adaptation Implementation category
  • Stella Li (Nanjing) for the Transportation category
  • Adam Freed (New York) for the Smart Cities & Smart Community Engagement and Building Energy Efficiency categories  
  • David Miller (Toronto) for the Finance and Economic Development category


For all media inquiries, please contact media@c40.org.

Media coverage from the 2015 Awards is being assembled now, including photos of the event. Please explore past coverage of the 2014 and 2013 Awards here, or view the C40 Media page to learn more about our organization in the media.

2015 Awards

The 2015 C40 Cities Awards took place during the pivotal COP21 meeting in Paris, and were successful in sharing highly replicable ‘best practices’ across cities, while drawing attention to outstanding performances that have achieved a high level of environmental success in a challenging context. The Winners were announced at the Awards Ceremony on 3rd December in Paris, France. Read more about the 2015 Finalists.

2014 Awards

The second edition of this worldwide awards program rewarded best practices not only from well recognized leaders but also hidden champions, less known innovators and their outstanding performance that has been achieved with small budgets or in difficult environments.

The 2014 Awards resulted in 87 applications from more than 40 cities. Submissions were well spread across the ten Awards categories and came from cities all over the world.

2013 Awards

The inaugural City Climate Leadership Awards Ceremony was held at the Crystal in London on September 4-5, 2013 and featured C40 Chair and New York City Mayor Michael R. Bloomberg, London Mayor Boris Johnson, and CEO of Siemens Infrastructure and Cities Sector Roland Busch.

The City Climate Leadership Awards Conference, also held on September 5, 2013, brought cities together to share best practices recognized through the Awards in a workshop environment.