By 2050, 68% of the world’s population is projected to live in cities. What will those cities look like? There is no one template -- some will be intentionally planned or rebuilt, while others will spring up haphazardly without any central planning.
As urban populations grow, cities around the globe are tackling challenges in sustainability, transportation, sanitation, and design. In this Freethink original series, we zero in on some of the most forward-thinking sustainable cities and get a glimpse into how these innovators are shaping our urban future.