About 3 billion people, or 40 percent of the world’s population, will need new housing by 2030. That will require constructing approximately 21 million new homes every year across the world. Several of the fastest-growing countries have ambitious goals to ...

Bike sharing has experienced astonishing growth since its first major breakthrough 20 years ago. Following the rise of dockless bike sharing, more than 1,000 cities worldwide now offer bike-sharing services. Around 300 cities implemented new systems in 2017 alone. Bike ...

Across Colombia’s cities, bicycle users are the most satisfied commuters, according to a new survey. In 2016, 86 percent of bicyclists in 18 cities were satisfied with their commutes, compared to just 48 percent for mass transit and 74 percent ...

Imagine a city where roads that are normally clogged with traffic and clouded with smog are instead filled with people – rich and poor, young and old, men and women, all laughing, dancing, watching their children play, cycling Raahgand skating ...

In 2015, the global community committed to halving road deaths and serious injuries by 2020. But city streets are still not safe. More than 3,200 road fatalities occur every day, and this number is expected to increase threefold by 2030, ...

In 2010, the U.S. Embassy in Beijing began reporting data on local air quality from a monitoring station on its roof. Once the dismal numbers were shared on Twitter, a storm of public outcry was unleashed that would culminate in ...