Barranquilla is a city that floods on top of a river. Every wet season, runoff overwhelms streets that have no real stormwater infrastructure and the same creeks that carry that runoff are also the city’s de facto sewers, with only 17% of wastewater actually treated. This post proposes Sustainable Urban Drainage Systems along the existing creek corridors as one intervention for both.
A stark reminder that even with modern, expensive treatment plants, Halifax’s system remains dangerously vulnerable. Halifax’s wastewater system remains vulnerable because large flows depend on a centralized network of trunk sewers and pump stations. Climate change increases this risk: extreme rainfall drives higher wet-weather volumes, while sea-level rise, high tides, […]
Fig. 1 – Sipaulovi, Second Mesa, the Hopi Reservation. Source: David Wallace / The Republic. The Hopi Reservation The Hopi Reservation, located in northeastern Arizona, is home to the Hopi Tribe, a sovereign nation. The Reservation, surrounded on all sides by the Navajo Nation, is made up of 12 villages […]