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Thread: Self cleaning street - photo

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    Jon
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    Self cleaning street - photo

    Self cleaning street in South Korea. Anyone know what's going on here? Why is this needed to supplement rain? Cooling?



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    That's for cooling.
    The city of Daegu, South Korea is surrounded by mountains and because of that it suffers from severe urban heat island effect a lot.
    So they implemented what you see in that photo.

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