Youth Climate Leaders to take Centre Stage at C40 World Mayors Summit.

25 09 2019 | 09:52

Media accreditation is now open for the C40 World Mayors Summit, where young leaders will join 70+ mayors to carry forward the momentum on climate action and drive forward a new vision for urban life. 

This October 9th-12th, 140 young climate leaders, including youth climate strike organisers, young entrepreneurs and activists will take centre stage at the C40 World Mayors Summit in Copenhagen. Young people, from 30 countries will join 70+ mayors from around the world to develop concrete plans for greater global climate ambition. Speakers will include,Jamie Margolin, Founder of Zero Hour; Youna Marette, Founder, Génération Climat; Vanessa Nakate, Youth for Future Africa, Angela Valenzuela, 26, Coordinator, Fridays for Future Santiago de Chille, where the next UN Climate talks will be held in December, and Alexandria Villaseñor, National and International Organizer, Fridays for Future, USA.

Young people are at the forefront of citizen climate action, and the world’s most powerful heads of state, mayors, and business leaders have taken notice. Building on the momentum of the Global Climate Strikes, the C40 World Mayors Summit will include an important platform for youth voices driving urgent climate action. C40 mayors have welcomed the #FridaysForFuture movement, and in Copenhagen, mayors will invite young activists to join an open dialogue about how today’s leaders can create the future they deserve. 

Youth leaders will be available for interview and a group will join mayors for a joint press conference on October 11th. They will include: 

  • Jamie Margolin, 17, Founder and Co-Executive Director, Zero Hour (USA)
  • Alexandria Villaseñor, 14, National and International Organizer, Fridays for Future (USA)
  • Youna Marette, 18, Founder, Génération Climat (Belgium)
  • Emilie Holland Baliozian, 22, Founder, Climate Communicators (France/USA)
  • Anton Walker, 17, Speaker, Copenhagen Youth Council (Denmark)
  • Małgorzata (Gosia) Czachowska, 16, Activist, Fridays for Future Poland (Poland)
  • Julieta Maia Itzcovich, 17, Activist, Fridays for Future Argentina (Argentina)
  • Angela Valenzuela, 26, Coordinator, Fridays for Future Santiago (Chile)
  • Daniel Villamar, 24, Member, Red de Protectores del Ambiente (Ecuador)
  • Pamela Escobar, 19, Activist and Environmentalist (Mexico) 
  • Nakabuye Hilda Flavia, 22, Organizer, Fridays for Future Uganda (Uganda)
  • Vanessa Nakate, 22, Youth for Future Africa (Uganda)
  • Alhassan Sesay, 30, Founder and President, Sierra Leone School Green Club (Sierra Leone)


RSVP:         Media must apply for accreditation to attend the Summit at this link by October 1. If you would like to interview any speakers listed above, please submit requests to


WHEN:              October 10–11, 2019: Main Summit and City Business Forum

                     October 9 & 12, 2019: Side events, Citizens Summit, media opportunities

                     October 11, 2019: Youth & mayors press conference


WHERE:            Tivoli Congress Center, Arni Magnussons Gade 2, 1577 Copenhagen, Denmark




Speakers at the C40 Mayors Summit include:

  • Michael R. Bloomberg, C40 Board President; UN Secretary-General’s Special Envoy for Climate Action; Founder, Bloomberg L.P. and Bloomberg Philanthropies; 108th Mayor of New York City
  • Al Gore, Former Vice President of the United States of America 
  • Alexandria Ocasio-Cortez, United States Representative, New York
  • Anne Hidalgo, Mayor of Paris and C40 Chair 
  • Frank Jensen, Lord Mayor of Copenhagen 
  • Eric Garcetti,  Mayor of Los Angeles 
  • Arvind Kejriwal, Chief Minister of Delhi
  • Adjei Sowah, Mayor of Accra 
  • Takele Uma, Mayor of Addis Ababa 
  • Steve Adler, Mayor of Austin 
  • Chen Tian, Director General, Beijing Municipal Ecology and Environment Bureau
  • Marty Walsh, Mayor of Boston 
  • Michael Muller, Mayor of Berlin
  • Liu Xingjun, Deputy Secretary-General, Chengdu Municipal People’s Government
  • Soham El Wardini, Mayor of Dakar 
  • Arvind Kejriwal, Mayor of Delhi NCT 
  • Mohammad Sayeed Khokon, Mayor of Dhaka South 
  • Abdulla Mohammed Al-Basti, Secretary General of the Executive Council of Dubai
  • Xing Xiang, Deputy Secretary General, Guangzhou Municipal Government
  • Chen Weiqiang, Deputy Mayor of Hangzhou 
  • Eckart Würnzer, Mayor of Heidelberg
  • K.S. Wong, Secretary for the Environment, Hong Kong, China 
  • Ekrem İmamoğlu, Mayor of Istanbul
  • Anies Baswedan, Governor of Jakarta 
  • Herman Mashaba, Executive Mayor of Johannesburg 
  • Waseem Akhtar, Mayor of Karachi 
  • Jorge Muñoz, Mayor of Lima
  • Fernando Medina, Mayor of Lisbon 
  • Giuseppe Sala, Mayor of Milan 
  • Valérie Plante, Mayor of Montreal 
  • Mike Sonko, Governor of Nairobi City County
  • LaToya Cantrell, Mayor of New Orleans
  • Jim Kenney, Mayor of Philadelphia 
  • Ted Wheeler, Mayor of Portland 
  • Virginia Raggi, Mayor of Rome
  • Ahmed Aboutaleb, Mayor of Rotterdam 
  •  Antônio Carlos Magalhães Neto, Mayor of Salvador 
  • Anna König Jerlmyr, Mayor of Stockholm
  • Ron Huldai, Mayor of Tel Aviv-Yafo 
  • John Tory, Mayor of Toronto 
  • Stevens Mokgalapa, Executive Mayor of Tshwane
  •  Luigi Brugnaro, Mayor of Venice 
  •  Rafal Tzaskowski, Mayor of Warsaw
  • Grete Faremo, UN Under-Secretary-General and Executive Director of UNOPS
  • Ninna Hedeager Olsen, Mayor of Technical and Environmental Affairs, Copenhagen
  • Franciska Rosenkilde, Mayor of Culture and Leisure, Copenhagen 
  • Dr Mo Ibrahim, Chair of the Mo Ibrahim Foundation
  • Dr Maria Neira, Director, Department of Public Health, Environmental and Social Determinants of Health, World Health Organization
  • Sheela Patel, Founder Director, Society for Promotion of Area Resource Centres (SPARC)
  • Jan Gehl, Architect and Urban Design Consultant, Gehl People
  • Clarisse Linke, Brazil Country Director, Institute For Transportation & Development Policy (ITDP)
  • Ellen Dorsey, Executive Director, Wallace Global Fund  
  • Helena Molin-Valdes, Head of the Climate and Clean Air Coalition
  • Jens Birgersson, President & Chief Executive Officer, Rockwool
  • Dr. Sarah Prichard, UK Managing Director, BuroHappold Engineering
  • Harriet Bulkeley, Professor
  • Elodie Grimoin, Co-founder, Urban Canopee
  • Joyce Ma, China Country Director, The Nature Conservancy
  • Mette Skjold, Partner & CEO, SLA Architects
  • Kate Raworth, Author of Doughnut Economics and Senior Associate, Oxford University
  • Alson Tickell, Director, Julie’s Bicycle
  • Brent Loken, Director of Science Translation, EAT Foundation
  • Niels Lund, Vice President for Health Advocacy, Novo Nordisk
  •  And more speakers to be announced



The following resources will provide the most up-to-date information on how the conference is taking shape, the agenda and guest speakers:



About the C40 Cities Climate Leadership Group

Around the world, C40 Cities connects 94 of the world’s greatest cities to take bold climate action, leading the way towards a healthier and more sustainable future. Representing 700+ million citizens and one quarter of the global economy, mayors of the C40 cities are committed to delivering on the most ambitious goals of the Paris Agreement at the local level, as well as to cleaning the air we breathe. The current chair of C40 is Mayor of Paris Anne Hidalgo; and three-term Mayor of New York City Michael R. Bloomberg serves as President of the Board. C40’s work is made possible by our three strategic funders: Bloomberg Philanthropies, Children’s Investment Fund Foundation (CIFF), and Realdania.










25 September 2019

C40 World Mayors Summit