Today’s Solutions: March 20, 2025

Barcelona's bus fleet parked in a line

Barcelona’s bus fleet will soon run on biofuel made from sewage sludge

In recent years, Barcelona has made headlines with a number of successful urban planning initiatives. One of the most famous ones is the superblock — a car-free zone that prioritizes pedestrians and cyclists by diverting traffic to major roads outside the city center. Greener Read More...

What do cities look like when

What do cities look like when they are built for people, not cars?

It turns out cities focused on people, rather than vehicles, are cleaner, quieter, have more public space, and even help you live longer.  One city in Spain is showing the rest of the world how this might be done. Barcelona is revolutionizing city planning by taking areas equal to nine city Read More...