Raingardens that capture stormwater runoff through curbside flowerbeds dug five feet into the ground. Green roofs that retain stormwater rather than dumping it into downspouts. Sand-filter tanks that temporarily hold rainwater.
Those are among the menu of amenities developers would be required to include under proposed rules the city is developing to help capture more stormwater runoff—an effort that predates last month’s massive and deadly rainstorms.
The upcoming rule changes will alter how new buildings and re-developments in New York are structured and improve their capacity to aid the city in preparing for extreme weather events. But some private developers say the rules are unclear and worry what
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