With streams and rivers drying up because of over-usage, Rob Harmon has implemented an ingenious market mechanism to bring back the water. Farmers and beer companies find their fates intertwined in the intriguing century-old tale of Prickly Pear Creek.
Rob Harmon is an expert on energy and natural resources policy — looking at smart ways to manage carbon, water and the energy we use every day.
More info: http://www.ted.com/speakers/rob_harmon.html
Produced by: TED-Ideas Worth Spreading