Global Launch
Program

More than 50 speakers in five curated sessions that combine TED's signature blend of actionable and research-backed ideas, cutting-edge science, and moments of wonder and inspiration.

Tune in on 10.10.2020 on TED's channel on YouTube. In the meantime, sign up to get updates and reminders.

Show times local to:

Session 1: Urgency

Saturday, October 10, 2020
11:00AM 12:00PM

Launching the Countdown means asking ourselves the big questions: what’s the state of the climate today? What does climate science know? How are we going to achieve a net-zero future? How do we center climate justice in our work? Hear from experts, policymakers and activists in this opening session.

Mark Ruffalo
Mark Ruffalo
Actor, director, climate change advocate

Mark Ruffalo advocates for addressing climate change and increasing renewable energy.

Don Cheadle
Don Cheadle
Actor, author, director

Don Cheadle is known for his passionate performances on stage and screen, as well as his philanthropy work on climate change and human rights.

Lindsay Levin
Lindsay Levin
Entrepreneur, activist

Lindsay Levin has dedicated her life to reshaping what leadership looks like, exploring our collective humanity through vulnerability and listening.

Chris Anderson
Chris Anderson
Head of TED

After a long career in journalism and publishing, Chris Anderson became the curator of the TED Conference in 2002 and has developed it as a platform for identifying and disseminating ideas worth spreading.

Johan Rockström
Johan Rockström
Climate impact scholar

Johan Rockström works to redefine sustainable development.

Angel Hsu
Angel Hsu
Climate and data scientist

Angel Hsu is a professor and data geek who applies data-driven methods to solve challenging environmental issues.

Miao Wang
Miao Wang
Marine conservationist

A United Nations Young Champion of the Earth, Miao Wang prefers to be underwater or in the sky.

Nigel Topping
Nigel Topping
UK High Level Climate Action Champion, COP26

Appointed by the UK Prime Minister in January 2020, Nigel Topping is the UK's High-Level Climate Action Champion.

Prince Royce
Prince Royce
Singer, songwriter

Latin superstar Prince Royce is a multi-platinum award-winning singer and songwriter.

David Lammy
David Lammy
Member of Parliament, UK

David Lammy is the first Black MP to hold the Justice post in British parliament, either in government or opposition.

Christiana Figueres
Christiana Figueres
Stubborn optimist

Christiana Figueres is an internationally recognized leader on global climate change.

Session 2: Leadership

Saturday, October 10, 2020
12:00PM 1:10PM

The climate crisis demands leadership at every level. Governments, cities and businesses are three key players in designing and implementing the necessary transition. Speakers in this session will discuss putting climate back on the political and social agenda, rethinking cities, and what businesses can do to transform.

Al Gore
Al Gore
Climate advocate

Nobel Laureate Al Gore focused the world's attention on the global climate crisis.

Jaden Smith
Jaden Smith
Actor, musician, activist

Jaden Smith is an actor, rapper and advocate for a cleaner world.

Severn Cullis-Suzuki
Severn Cullis-Suzuki
Environmental educator

Severn Cullis-Suzuki is a lifelong environmental activist seeking justice for future generations.

Ursula von der Leyen
Ursula von der Leyen
President of the European Commission

Ursula von der Leyen believes that green and digital transformations hold the key to Europe's future prosperity and resilience.

Rebecca Henderson
Rebecca Henderson
Capitalism rethinker

Rebecca Henderson is an expert on innovation and organizational change.

Jesper Brodin
Jesper Brodin
CEO of Ingka Group (IKEA)

Jesper Brodin believes in values-based leadership and togetherness.

Pia Heidenmark Cook
Pia Heidenmark Cook
CSO of Ingka Group (IKEA)

With passion, drive and a team of sustainability professionals, Pia Heidenmark Cook leads the sustainability agenda for the Ingka Group.

Lisa Jackson
Lisa Jackson
Environment and social VP at Apple

Lisa Jackson is an environmental and social impact leader who has dedicated her career to building a greener and more just economy.

Liz Ogbu
Liz Ogbu
Designer, urbanist, spatial justice activist

Liz Ogbu is a global expert on engaging and transforming unjust urban environments.

Kara Hurst
Kara Hurst
Head of worldwide sustainability at Amazon

Kara Hurst leads the development and evolution of sustainability and social responsibility at Amazon.

Dave Clark
Dave Clark
SVP of worldwide operations at Amazon

Dave Clark leads Amazon’s global supply chain and logistics operations.

Olafur Eliasson
Olafur Eliasson
Artist

The transparent simplicity and experiential nature of Olafur Eliasson's work has built his reputation as one of the world's most accessible creators of contemporary art.

Rahwa Ghirmatzion
Rahwa Ghirmatzion
Social and climate justice advocate

Rahwa Ghirmatzion is deputy director of People United for Sustainable Housing, a local membership-based community organization committed to social and climate justice.

Zelalem Adefris
Zelalem Adefris
Social and climate justice advocate

Zelalem Adefris's work in public health addresses racial health and wealth disparities, policy development and climate resilience in low-wealth communities of color.

Carlos Moreno
Carlos Moreno
Scientific director, Panthéon Sorbonne University-IAE Paris

Carlos Moreno brings pioneering concepts and an innovative perspective to urban issues.

Yvonne Aki-Sawyerr
Yvonne Aki-Sawyerr
Mayor of Freetown, Sierra Leone

As mayor of Freetown, Sierra Leone, Yvonne Aki-Sawyerr is committed to addressing her city's challenges using an inclusive, data-driven approach to urban development.

Session 3: Transformation

Saturday, October 10, 2020
1:10PM 2:20PM

Transforming big systems is a huge task. Energy, transportation, industry and infrastructure all pose their own challenges. And yet that transformation is already happening. The experts in this session will show how and where, and offer powerful ideas for accelerating it: developing an economy without coal, decarbonizing fossil fuels, electrifying mobility and more.

Amanda Gorman
Amanda Gorman
Inaugural Youth Poet Laureate of the United States

Amanda Gorman made history in 2017 by being named the first ever National Youth Poet Laureate in the United States.

Varun Sivaram
Varun Sivaram
Clean energy executive, physicist, author

To combat climate change, Varun Sivaram seeks to scale up clean energy technologies and cultivate innovation ecosystems spanning industry, academia and government.

Myles Allen
Myles Allen
Fossil fuels scholar

Myles Allen studies how human activities and natural drivers contribute to changes in global climate and risks of extreme weather.

Rose M. Mutiso
Rose M. Mutiso
Energy researcher

Rose M. Mutiso works with a global network of experts finding solutions for energy deficits across Africa and Asia. She is also helping African women become scholars and thought leaders.

Aparna Nancherla
Aparna Nancherla
Comedian

A writer and stand-up comedian, Aparna Nancherla is one of the most exciting new voices to hit the comedy scene.

Monica Araya
Monica Araya
Electrification advocate

Monica Araya works with leaders in government, business, philanthropy and activism to accelerate the shift toward emissions-free transportation.

Stephen Wilkes
Stephen Wilkes
Photographer

By blending up to 100 still photographs into a seamless composite that captures the transition from day to night, Stephen Wilkes reveals the stories hidden in familiar locations.

Session 4: Breakthroughs

Saturday, October 10, 2020
2:20PM 3:30PM

The world around us is mainly made of two things: nature and the materials that we extract from it. To fight climate change, we need to protect and regenerate nature and transform materials into low or zero-carbon alternatives. This session explores the nexus of protection, regeneration and transformation using powerful examples.

Elif Shafak
Elif Shafak
Novelist, political scientist

One of the most unique voices in literature, Elif Shafak's writing blends East and West, feminism and tradition, the local and the global, Sufism and rationalism.

Tom Crowther
Tom Crowther
Ecosystem ecology professor

In collaboration with vast networks of ecologists across the world, Tom Crowther works to address the global threats of biodiversity loss and climate change.

Ernestine Leikeki Sevidzem
Ernestine Leikeki Sevidzem
Climate and gender activist

Sevidzem Ernestine Leikeki has a drive to care for nature, foster women's empowerment and build future nature-lovers.

John Doerr
John Doerr
Engineer, investor

John Doerr is an engineer, acclaimed venture capitalist and the chairman of Kleiner Perkins.

Hal Harvey
Hal Harvey
Climate policy expert

Hal Harvey works with policymakers to develop a clean energy future.

Karen Scrivener
Karen Scrivener
Cement researcher

Karen Scrivener researches how to make cement and concrete more sustainable.

Tom Schuler
Tom Schuler
Cement entrepreneur

Tom Schuler has spent three decades advancing sustainable innovation across global industries.

Prince William
Prince William
The Duke of Cambridge

Protecting the natural environment for future generations is one of Prince William's key priorities.

 Sigrid
Sigrid
Singer, songwriter

From the tiny town of Ålesund in Norway, Sigrid is a remarkable talent with a colossal mind, attitude and voice.

Session 5: Action

Saturday, October 10, 2020
3:30PM 4:30PM

It’s time to take action. This closing session will explore the road ahead. How to think urgently and long-term about climate change. How to take into account the interests of future generations in today’s decisions. How we as individuals, communities and organizations can contribute to shaping a better future. The Countdown is on!

Chris Hemsworth
Chris Hemsworth
Actor

An active philanthropist, Chris Hemsworth is passionate about ocean conservation and finding solutions to climate change.

Andri Snær Magnason
Andri Snær Magnason
Writer, poet

Known for his unusual approach to everyday issues, Andri Snær Magnason is a storyteller and environmental activist.

Roman Krznaric
Roman Krznaric
Long-view philosopher

Roman Krznaric writes about the power of ideas to change society.

Sophie Howe
Sophie Howe
Future Generations Commissioner for Wales

Sophie Howe safeguards the interests and well-being of the future generations of Wales.

Yemi Alade
Yemi Alade
Singer, songwriter, composer, actress

Afropop artist Yemi Alade is known for her electrifying stagecraft and edgy style.

António Guterres
António Guterres
Secretary-General of the United Nations

António Guterres is at the forefront of fighting the climate emergency and achieving the Sustainable Development Goals.

Gloria Kasang Bulus
Gloria Kasang Bulus
Climate activist

Gloria Kasang Bulus has dedicated her life to promoting environmental ethics, sustainable use of natural resources and preserving the natural environment for future generations.

Nana Firman
Nana Firman
Carbon footprint activist

Nana Firman wants to unite the world behind a commitment to sustainability and environmental justice.

Ximena Loria
Ximena Loria
Climate education activist

Ximena Loria works to expose the human cost of environmental problems.

Tim Guinee
Tim Guinee
Firefighter and climate activist

Tim Guinee is a passionate advocate for creating a more sustainable world.

Countdown program curation and production: Bruno Giussani, Lindsay Levin, Chris Anderson, Juliet Blake, Logan McClure Davda, Nicole Ng and the Countdown team.