Europe’s ubiquitous recycling system for household batteries means virtually none get thrown away. How come the US doesn’t have something similar?

Ben Wilson’s “Urban Jungle” explores how cities teem with life — and the vital role urban ecology plays in the era of climate change.

In Borneo and Madagascar, communities committed to protecting trees instead of logging — and people got healthier.

What do you do with old EV batteries that are too weak to run a car? Connect them by the hundreds to power vital urban infrastructure.

In the world’s biggest concrete jungle, over a thousand small farms continue to grow crops protected by a powerful ally: the city itself.

Forget pants made of car tires — to truly make fashion more sustainable, a collaboration between dozens of brands is slashing the industry’s carbon footprint.