Fixing the economics of water conservation | Tom Ash | TEDxUCRSalon
15:11
TEDxWWF - Stuart Orr: Water - The Solvable Crisis
18:47
Water Alchemy: Attila Bodnar at TEDxDanubia 2013
14:12
The water crisis: How California overcomes the drought | David Sedlak | TEDxMarin
18:34
Looking back at India's water conservation practices | Arun Krishnamurthy | TEDxNITTrichy
15:41
The Future of Water: Dr. Kalanithy Vairavamoorthy at TEDxUSF
11:27
Health economists make the world a better place | Lieven Annemans | TEDxGhent
17:33
Why renewables can’t save the planet | Michael Shellenberger | TEDxDanubia
9:46