Market disruptions like shared electric scooters can be great for cities, getting people out of their private cars and enhancing connectivity and accessibility. But while e-scooters offer a practical and more sustainable new form of transportation, they also bring concerns ...

Buses are one of the major sources of emissions in many cities, and they are undergoing a quiet revolution. A confluence of improved technology and increasing demand, driven by air pollution that is getting harder to ignore and more stringent ...

What if you could send a WhatsApp message and a colorful green van would deliver free native tree seedlings directly to you? In Salvador, Brazil, the local government does just that. Painted with a picture of a biodiverse Brazilian forest, ...

Over the past 50 years, transport planners have tended to focus on reducing congestion to improve people’s mobility within cities. But increasing road capacity, vehicle speeds and parking spaces have not solved urban traffic. Building more roads and parking just ...

Once-unthinkable water crises are becoming commonplace. Reservoirs in Chennai, India’s sixth-largest city, are nearly dry right now. Last year, residents of Cape Town, South Africa narrowly avoided their own “Day Zero” water shut-off. And the year before that, Rome rationed water to conserve scarce ...

With a population of 12.2 million – eighth largest in the world – São Paulo faces a daunting task in making its streets safe for all. But in April 2019, the city pledged to do just that, becoming the first ...