Past Speakers from 2020 to 2023

Dr. Jane Goodall (UK)

Sir David Attenborough (UK)

Prince William (UK)

President Juan Manuel Santos (Colombia)

President Mary Robinson (Ireland)

Tony Hawk (USA)

President James Michel Alix (Seychelles)

Princess Esmeralda of Belgium

Adam McKay (USA)

Director "Don't Look Up"

Cardinal Peter Turkson (Vatican City)

President Tarja Halonen (Finland)

President Stevo Pendarovski (North Macedonia)

Kumi Naidoo (South Africa)

Activist

Nandi Bushell (UK)

Young influencer and artist

Nicole Stott (USA)

Astronaut and artist

Hon. Marina Silva (Brazil)

Minister of the Environment and Climate Change

Tammy Murphy (USA)

First Lady New Jersey

Joyce DiDonato (USA)

Opera singer

Priyadarshani Joshi (USA)

UNESCO

Julieta Martinez (Chile)

Climate activist, founder of Tremendas foundation

Leland Melvin (USA)

Astronaut

Eric Adams (USA)

Mayor New York

Tom McGowan (UK)

CNN

Twila Moon (USA)

Scientist

Anya Kamenetz (USA)

Researcher

Awa Ndiaye (Canada)

Spoken word poet and climate change consultant

Richard Davis (USA)

NASA

Allison Singer (USA)

TIME for Kids

Brian McGrath (USA)

TIME for Kids

Dylan Patel (USA)

TIME for Kids Kid Reporter

Nhial Deng (Kenya)

UN youth advisor

Akilah Jaramogi (Trinidad en Tobago)

Forester, Environmental Consultant, Social Entrepreneur and Cultural Activist

Tishiko King (Australia)

First Nations Program Manager, Australian Communities Foundation

Christina Kwauk (USA)

Researcher

Hon. Dan Perciun (Moldova)

Minister of Education and Research

Hon. Hakima Elhaité (Morocco)

Former Minister of Environment

Georgina Stevens (UK)

Author

Hon. Iuliana Cantaragiu (Moldova)

Minister of Environment, Moldova

Matt Larsen-Daw (UK)

WWF

Fernanda Viana De Carvalho (Brazil)

WWF

Marc Goodchild (UK)

Cartoon Network

David Pallash (UK)

LEGO

Dan Russell (USA)

Voice actor Gumball (Cartoon Network)

Ronilda Co (Philippines)

Director Department of Education

Andrew Jack (UK)

Financial Times

Bob Collom (USA)

NASA

Ave Kludze (Ghana)

NASA

Céline Cousteau (France)

Adventurer

Thomas Jones Anthony (USA)

Actor

Sandrine Dixson-Declève (Belgium)

Club of Rome

Yvonne Aki-Sawyerr (Sierra Leone)

Mayor Freetown

Mayor Ion Ceban (Moldova)

Mayor

Dr. Shashi Tharoor (India)

Member of Parliament

João Marques da Costa (Portugal)

Director Ministry Education

Sam Barratt (Kenya)

UN Environment Programme

Lord Jim Knight (UK)

Former minister schools

Hon. Hailemariam Desalegn (Ethiopia)

Former Prime Minister

Roman Krznaric (USA)

Philosopher and author

Juan Pablo Celis Garcia (Colombia)

UN Environment Programme

TJ Creamer (USA)

Astronaut

Christina Kwauk (USA)

Researcher

Carlos Islam (USA)

UN

Esra Sergi Bertani (USA)

UN

Nompumelelo (Mungi) Ngomane (USA)

author

James Levelle (UK)

award-winning filmmaker and adventurer

Dr. Liesbet Steer (USA)

Director The Education Commission

Gidon Bromberg (Israel)

Director of EcoPeace

Prof. Coleen Vogel (South Africa)

Nobel Prize winner

Alice Mukashyaka (Rwanda)

Co-Founder Starlight

Andreas Schleicher (Germany)

Director for Education and Skills, OECD

Butti Almheiri (UAE)

Fellow Arab Youth Council For Climate Change

Daphne Frias (USA)

SDG 16 Regional Focal Point at The United Nations Major Group for Children and Youth at the United Nations

Tyrone Jue (USA)

San Francisco’s Chief Climate and Sustainability Executive

Runa Khan (Bangladesh)

Founder of Friendship NGO

Wim Thiery (Belgium)

Climate Researcher

Dr. Jes Thompson (USA)

Director of SHINE and professor

Mala Sharma (Canada)

Oceanwise

Pete Kronowitt (USA)

Singer/songwriter

Dylan Charles Germick (USA)

Project Manager for the Be Cool Song Campaign

Margaret Wang (USA)

Co-Founder SubjectToClimate

Kirk Anne Taylor (USA)

Climate Action Pathways for Schools

Halil İbrahim YILMAZ (Turkey)

President of the Association of Turkish City Councils

Cassie Flynn (USA)

UNDP

Marie Rumsby (UK)

Global Citizen

Dr. Matt Winning (UK)

Author and comedian

Hon. Matthew Samuda (Jamaica)

Minister of Water, Environment, Climate Change & The Blue & Green Economies

Hon. Barbara Creecy (South Africa)

Minister Environment

Bhumi Pednekar

Bollywood actress

Hon. Katherine Müller-Marin (Costa Rica)

Minister Education

Ellen Windemuth (Netherlands)

Director and CEO WaterBear

Sophie Lambin (France)

Kite Insights

Matthew Aruch (USA)

Earth Day

Xuxo Ruiz (Spain)

Magician

Dr. Kelley Lê (USA)

Environmental and Climate Change Literacy Projects

Vladislav Kaim (Moldova)

Youth advisor UN

Alexander Turra (Brazil)

Professor

Bob Regan (USA)

Gates Ventures

Richard E. Hyman (USA)

Former diver Captain Cousteau

Dr. Janet Fike (USA)

Superintendent New Jersey

Professor Çiğdem Tuğaç (Turkey)

Department of Adaptation to Climate change

Maya Mailer (UK)

Mothers for Climate

Angela Busheska (North Macedonia)

Social entrepreneur

Esther Wojcicki (USA)

Godmother of Silicon Valley

Swarali Parikh (USA)

Teacher

Jack Davies (UK)

World's Largest Lesson

Sharan Burrow (Australia)

International Trade Union Confederation

Paul Polman (Netherlands)

Unilever