LA throws 96 million 'shade balls' at its water shortage — and it's mesmerizing | Mashable

Discussion in 'Science and Technology' started by dealmaker, Nov 8, 2018.

  1. dealmaker


    Clubber Lang likes this.
  2. Shouldn't they be white?
    tommcginnis likes this.
  3. tommcginnis


    I would've thought so too, but I think there was a specific reason for 'em to be black. I just totally forget what it is. :rolleyes:
  4. Sprout


    Only if they would be opaque. Being opaque, even though they are black and absorb solar radiation, they prevent the water from doing so.