700 million people still live without electricity. Here’s how to fix that | Jacqueline Novogratz
TED Talks Daily22 Juli 2025

700 million people still live without electricity. Here’s how to fix that | Jacqueline Novogratz

Impact investor and Acumen CEO Jacqueline Novogratz unveils a bold vision to bring off-grid solar electricity to 700 million people still living in darkness, transforming lives while slashing emissions. She asks a thought-provoking question: What if this generation could be remembered for finally bringing electricity — and dignity — to everyone on the planet?

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How animals, bugs and plants are evolving in cities | Menno Schilthuizen

How animals, bugs and plants are evolving in cities | Menno Schilthuizen

In cities, evolution occurs constantly, as countless plants, animals and insects adapt to human-made habitats in spectacular ways. Evolutionary biologist Menno Schilthuizen calls on peculiar beings su...

24 Aug 202012min

Stop dancing to the sound of your oppression | Madame Gandhi

Stop dancing to the sound of your oppression | Madame Gandhi

Popular music is often riddled with misogynistic lyrics that objectify and demean women ... so why are we listening and dancing to it? Performing a sample of her original song "Top Knot Turn Up" and s...

21 Aug 20206min

Big data, small farms and a tale of two tomatoes | Erin Baumgartner

Big data, small farms and a tale of two tomatoes | Erin Baumgartner

The path to better food is paved with data, says entrepreneur Erin Baumgartner. Drawing from her experience running a farm-to-table business, she outlines her plan to help create a healthier, zero-was...

20 Aug 202015min

Grief and love in the animal kingdom | Barbara J. King

Grief and love in the animal kingdom | Barbara J. King

From mourning orcas to distressed elephants, biological anthropologist Barbara J. King has witnessed grief and love across the animal kingdom. In this eye-opening talk, she explains the evidence behin...

19 Aug 202014min

How to use family dinner to teach politics | Hajer Sharief

How to use family dinner to teach politics | Hajer Sharief

Everyone should participate in decision-making and politics -- and it starts at home, says activist Hajer Sharief. She introduces a simple yet transformative idea: that parents can teach their childre...

18 Aug 202011min

How you can help map the world's most vulnerable places | Rebecca Firth

How you can help map the world's most vulnerable places | Rebecca Firth

Want to help map the world? Community builder Rebecca Firth explains how the Humanitarian OpenStreetMap Team (HOT) is using open-source software powered by volunteers to put one billion people on the ...

17 Aug 20208min

Love Letters To Strangers | Hannah Brencher

Love Letters To Strangers | Hannah Brencher

Hannah Brencher's mother always wrote her letters. So when she felt herself bottom into depression after college, she did what felt natural -- she wrote love letters and left them for strangers to fin...

14 Aug 20205min

When is a pandemic over? | Alex Rosenthal

When is a pandemic over? | Alex Rosenthal

Consider the following scenario: a highly infectious, sometimes deadly respiratory virus infects humans for the first time. It spreads rapidly worldwide, and the WHO declares a pandemic. The death tol...

13 Aug 20206min

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