Lagos

Lagos, Nigeria's bus rapid transit system tamed the city's traffic congestion, reduced air pollution and incentivized economic development. Photo by The Advocacy Project

Lagos, Nigeria's bus rapid transit system tamed the city's traffic congestion, reduced air pollution and incentivized economic development. Photo by The Advocacy Project

If you had to point to one city that embodies of the challenges of the 21st century, it would be Lagos, Nigeria. The New Yorker had a wonderful piece on Lagos over a year ago, describing it in apocalyptic detail: