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17:11

Katharine Hayhoe

The most important thing you can do to fight climate change: talk about it

Posted Dec 2018
17:01

Chad Frischmann

100 solutions to reverse global warming

Posted Nov 2018
12:58

Charles C. Mann

How will we survive when the population hits 10 billion?

Posted Oct 2018
12:22

Johan Rockström

5 transformational policies for a prosperous and sustainable world

Posted Oct 2018
8:33

Fred Krupp

Let's launch a satellite to track a threatening greenhouse gas

Posted Sep 2018
15:53

Kate Raworth

A healthy economy should be designed to thrive, not grow

Posted May 2018
15:35

Naomi Klein

How shocking events can spark positive change

Posted Mar 2018
14:14

Naoko Ishii

An economic case for protecting the planet

Posted Jan 2018
7:41

David Titley

How the military fights climate change

Posted Nov 2017
17:10

Robert Muggah

The biggest risks facing cities — and some solutions

Posted Nov 2017
14:41

Anab Jain

Why we need to imagine different futures

Posted Jun 2017
13:07

Ted Halstead

A climate solution where all sides can win

Posted May 2017
17:52

His Holiness Pope Francis

Why the only future worth building includes everyone

Posted Apr 2017
14:56

Jonathan Marks

In praise of conflict

Posted Apr 2017
1h 0m

Yuval Noah Harari

Nationalism vs. globalism: the new political divide

Posted Feb 2017
13:46

Joe Lassiter

We need nuclear power to solve climate change

Posted Nov 2016
13:58

Michael Shellenberger

How fear of nuclear power is hurting the environment

Posted Sep 2016
15:52

Monica Araya

A small country with big ideas to get rid of fossil fuels

Posted Aug 2016
12:52

Michael Metcalfe

A provocative way to finance the fight against climate change

Posted Apr 2016
14:51

Christiana Figueres

The inside story of the Paris climate agreement

Posted Apr 2016
17:14

Stephen Petranek

Your kids might live on Mars. Here's how they'll survive

Posted Apr 2016
16:56

Hugh Evans

What does it mean to be a citizen of the world?

Posted Apr 2016
18:54

Tshering Tobgay

This country isn't just carbon neutral — it's carbon negative

Posted Mar 2016
13:56

Jill Farrant

How we can make crops survive without water

Posted Jan 2016
13:37

David Sedlak

4 ways we can avoid a catastrophic drought

Posted Jan 2016
21:15

Anote Tong

My country will be underwater soon — unless we work together

Posted Nov 2015
14:23

Alice Bows-Larkin

Climate change is happening. Here's how we adapt

Posted Oct 2015
21:47

Mary Robinson

Why climate change is a threat to human rights

Posted Sep 2015
3:52

Emma Bryce

What really happens to the plastic you throw away?

Posted Apr 2015
16:33

Lord Nicholas Stern

The state of the climate — and what we might do about it

Posted Sep 2014
4:45

Lieven Scheire

How quantum mechanics explains global warming

Posted Jul 2014
14:36

Vicki Arroyo

Let's prepare for our new climate

Posted Sep 2012
12:43

Noah Wilson-Rich

Every city needs healthy honey bees

Posted Jul 2012
18:35

David MacKay

A reality check on renewables

Posted May 2012
17:51

James Hansen

Why I must speak out about climate change

Posted Mar 2012
18:12

Mike deGruy

Hooked by an octopus

Posted Feb 2012