Thứ Bảy, 22 tháng 9, 2018

NPR News: As West Grows, Water Use Declines Thanks To Better Toilets

As West Grows, Water Use Declines Thanks To Better Toilets
Despite the growth of population in the western U.S., water use in cities such as Denver, Las Vegas, San Diego and Phoenix is going down. The reason? High-tech, low-flow toilets.

Read more on NPR
Environment
September 22, 2018 at 06:54PM

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