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Ako môžeme udržať prúd v riekach
727,259 plays
|
Rob Harmon
|
TEDxRainier
• November 2010
Read transcript
Pri vysychaní riek a prúdov spôsobeným nadmerným používaním Rob Harmon implementoval geniálny trhový mechanizmus na ich oživenie. Farmári a pivárske spoločnosti zisťujú, že ich osudy sú prepletené so storočným príbehom Prickly Pear Creek.
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