The best way to lower Earth’s temperature — fast | Daniel Zavala-Araiza
TED Talks Daily4 Huhti 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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The joy of shopping -- and how to recapture it online | Nimisha Jain

The joy of shopping -- and how to recapture it online | Nimisha Jain

Shopping is about more than just what you buy: it’s a treasure hunt to discover something new, a negotiation to get a great deal, a time to catch up with friends and family. But for many, online shopp...

26 Tammi 202112min

The 15-minute city | Carlos Moreno

The 15-minute city | Carlos Moreno

Living in a city means accepting a certain level of dysfunction: long commutes, noisy streets, underutilized spaces. Carlos Moreno wants to change that. He makes the case for the "15-minute city," whe...

25 Tammi 20218min

Dare to lead as your authentic self | Tracy Young

Dare to lead as your authentic self | Tracy Young

As the founder of a startup, Tracy Young often worried that employees and investors valued male CEOs more -- and that being a woman compromised her position as a leader. In this brave, personal talk, ...

22 Tammi 20217min

3 ways to upgrade democracy for the 21st century | Max Rashbrooke

3 ways to upgrade democracy for the 21st century | Max Rashbrooke

Democracy needs an update -- one that respects and engages citizens by involving them in everyday political decisions, says writer and researcher Max Rashbrooke. He outlines three global success stori...

20 Tammi 202114min

How a strong creative industry helps economies thrive | Mehret Mandefro

How a strong creative industry helps economies thrive | Mehret Mandefro

When global leaders think about which industries can fuel economic growth, the arts are often overlooked. But filmmaker Mehret Mandefro says the creative sector actually has the power to grow economie...

19 Tammi 202110min

The US needs a radical revolution of values | Dr. Bernice King

The US needs a radical revolution of values | Dr. Bernice King

To cultivate a society grounded in equity and love, we must uproot systems of oppression and violence towards Black communities, says Dr. Bernice Albertine King, community builder and daughter of Dr. ...

18 Tammi 20216min

Humanity's planet-shaping powers -- and what they mean for the future | Achim Steiner

Humanity's planet-shaping powers -- and what they mean for the future | Achim Steiner

Humanity now has incredible power to shape nature and the Earth: the power to destroy and the power to repair, says sustainability champion and UNDP Administrator Achim Steiner. In this action-oriente...

16 Tammi 20219min

How bad data keeps us from good AI | Mainak Mazumdar

How bad data keeps us from good AI | Mainak Mazumdar

The future economy won't be built by people and factories, but by algorithms and artificial intelligence, says data scientist Mainak Mazumdar. But what happens when these algorithms get trained on bia...

15 Tammi 202110min

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