7 Environmental TED Talks to Educate, Energize and Entertain You

By Lyndal Cairns

It’s usually around the third drink that it happens. You’re in a bar, talking about a problem you’re having – whether it’s with your garage door-opener or the stubbornness of the human mind – when suddenly, you’re interrupted by your companion who breathlessly blurts out: “Oh, ooh! I saw this amazing thing in a TED…