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urban water systems

Topic archive · 5 public posts

How blue green roofs can manage stormwater

2026-08-31 · English · Washington, D.C., United States

Could rooftops become part of a city’s drainage system? Amsterdam is testing a useful shift in perspective: a roof does not have to be a passive surface that sends every drop of rain toward the nearest gutter. Blue-green roofs can hold water, support vegetati...

How permeable pavement manages urban rain

2026-08-25 · English · New York City, United States

Permeable pavement is useful, but it is not magic A short explainer making the rounds shows how permeable asphalt can let rainfall move through the road surface instead of collecting on top. That can mean less pooling, less hydroplaning risk, and less water r...

Philadelphia green infrastructure lessons for cities

2026-08-24 · English · Washington, D.C., United States

A Useful Lesson from Philadelphia’s Rainwater Streets This short video on Philadelphia’s Green City, Clean Waters program shows stormwater infrastructure doing several jobs at once: slowing runoff, filtering pollutants, and reducing pressure on combined sewer...

Garbage trap at paglilinis ng ilog sa Cebu

2026-08-18 · Filipino · Cebu City, Philippines

Hindi sapat ang paglilinis ng ilog kung walang sasalo sa basura Magandang paalala ang before-and-after na mga larawan ng Lahug - Kamputhaw - Tejero River malapit sa Tejero Bridge. Nilinis ng Cebu City Agriculture at CENRO ang bahagi ng ilog at naglagay ng gar...

How can basketball courts reduce flood risk

2026-08-01 · English · New York City, United States

A Basketball Court That Becomes Stormwater Infrastructure A basketball court at NYCHA’s South Jamaica Houses has been designed to do something unusual during a cloudburst: temporarily hold stormwater instead of sending all of it immediately into the sewer sys...