How much Nature do we have? How much do we use? | Mathis Wackernagel | TEDxSanFrancisco
19:54
The earth, overconsumption and you: Fred Gale at TEDxLaunceston
18:00
Three Steps to Cut Your Carbon Footprint 60% Today | Jackson Carpenter | TEDxAsheville
17:33
Why renewables can’t save the planet | Michael Shellenberger | TEDxDanubia
16:34
The reality of climate change | David Puttnam | TEDxDublin
10:51
The carbon footprint of consumption | Diana Ivanova | TEDxTrondheim
14:07
What’s happening in the arctic and why it matters to you | Elizabeth Arnold | TEDxSeattle
13:31
Pourquoi j'ai choisi de ne plus rien gaspiller | Lauren Singer | TEDxTeen
16:19