Veritasium

Veritasium

Why Are 96,000,000 Black Balls on This Reservoir? (2019x13)


Date de diffusion: Mai 10, 2019

I took a boat through 96 million black plastic balls on the Los Angeles reservoir to find out why they're there. The first time I heard about shade balls the claim was they reduce evaporation. But it turns out this isn't the reason they were introduced.

  • Première: Août 2010
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