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Water runs into a storm drain in a Los Angeles alley on Aug. 19, 2023, during Tropical Storm Hilary. Citizen of the Planet/Universal Images Group via Getty Images

As climate change amplifies urban flooding, here’s how communities can become ‘sponge cities’

US cities are doing green infrastructure, but in bits and pieces. Today’s climate-driven floods require a much broader approach to create true sponge cities that are built to soak up water.

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