‘Sponge Cities’ Can Help Protect Against Flooding. Here’s How

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Parks and green space provide healthy spaces for people and promote well being. Photo @claremarienyc via Twenty20

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Takeaways:

  • Sponge cities use their natural resources to absorb water and release it more slowly into lakes and rivers.
  • A city’s sponginess is affected by the balance between ponds, lakes, grass, trees and buildings, and hard surfaces infrastructure.
  • Sponge cities will have a greater capacity to deal with more extreme weather and rising sea levels caused by climate change.

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