The best way to lower Earth’s temperature — fast | Daniel Zavala-Araiza
TED Talks Daily4 Apr 2025

The best way to lower Earth’s temperature — fast | Daniel Zavala-Araiza

There's an invisible super-pollutant heating up the planet — but it's surprisingly easy to reduce, if we try. Revealing how methane contributes (way) more in the short term to global warming than carbon dioxide, chemical engineer Daniel Zavala-Araiza highlights the emerging technologies and bold new policies that are part of a worldwide effort to hold oil and gas companies accountable for polluting our skies with this harmful gas. It's an optimistic glimpse into a future where global cooperation and cutting-edge monitoring could rapidly slow climate change.

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How to find joy in climate action | Ayana Elizabeth Johnson

How to find joy in climate action | Ayana Elizabeth Johnson

We can all play a role in the climate movement by tapping into our skills, resources and networks in ways that bring us satisfaction, says climate leader Ayana Elizabeth Johnson. She suggests drawing ...

21 Juni 202210min

The mission to safeguard Black history in the US | Julieanna L. Richardson

The mission to safeguard Black history in the US | Julieanna L. Richardson

Black history in the US is rich, profound -- and at risk of being lost forever, if not for the monumental efforts of Julieanna L. Richardson. As the founder of The HistoryMakers -- the largest nationa...

19 Juni 202215min

The actual cost of preventing climate breakdown | Yuval Noah Harari

The actual cost of preventing climate breakdown | Yuval Noah Harari

Nobody really knows how much it would cost to avoid the worst impacts of climate change. Yet historian Yuval Noah Harari’s analysis, based on the work of scientists and economists, indicates that huma...

17 Juni 202210min

The link between sex and imagination | Gina Gutierrez

The link between sex and imagination | Gina Gutierrez

Sex is as much mental as it is physical -- and imagination is the most powerful tool we have to expand our personal agency and capacity for pleasure, says sexual wellness storyteller Gina Gutierrez. T...

15 Juni 20229min

5 ethical principles for digitizing humanitarian aid | Aarathi Krishnan

5 ethical principles for digitizing humanitarian aid | Aarathi Krishnan

Over the last decade, humanitarian organizations have digitized many of their systems, from registering refugees with biometric IDs to transporting cargo via drones. This has helped deliver aid around...

14 Juni 202212min

How Black girls can reclaim their voice in music | Kyra Gaunt

How Black girls can reclaim their voice in music | Kyra Gaunt

How does music shape us? Digital ethnomusicologist and TED Fellow Kyra Gaunt studies how Black girls can preserve the integrity of their own voices while listening, dancing and singing to pop songs la...

10 Juni 20227min

Esports and the new era of play | James Hodge

Esports and the new era of play | James Hodge

As the line between the physical and digital worlds blur, so does the line between real-world and virtual sports. Reframing our understanding of competition, data-driven technologist James Hodge expla...

9 Juni 202211min

A sci-fi story of climate optimism | Vandana Singh

A sci-fi story of climate optimism | Vandana Singh

"The world is a living tapestry ... As the weave of life is torn apart in one place, the threads unravel in another," says author and physics professor Vandana Singh, acknowledging humanity's intercon...

8 Juni 202210min

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