Stub, toss, out of sight. Cigarette butts are things people don’t give a second thought, but they are the most common plastic ...

Against the backdrop of Arctic warming, polar bears in Norway’s far north are gaining fat and feeding on new prey—a testament ...

A new global life-cycle analysis finds that if not properly disposed of, biodegradable plastics could increase methane ...

By removing meat subsidies or taxing carbon across all foods, researchers uncovered how small changes in price could unlock ...

Three-in-one strategy uses only carbon dioxide and water to recover 95% of lithium and reuses leftover metals, capturing CO2 ...

New evidence suggests that conserving forests, wetlands, and soils is critical not just for biodiversity, but for sustaining ...

A massive global study finds cities can deliver millions of new homes without exhausting the world’s carbon budget—if they abandon carbon-intensive construction norms.

Last July, zoo officials in Nuremberg, Germany took the unusual step of killing a dozen healthy, captive baboons. The move, aimed at dealing with overcrowding, sparked protests and worldwide headlines ...

A new eco-friendly cooling device can reach temperatures as low as -12℃. The device, which does not use greenhouse gas refrigerants, is the first such system in the world to reach sub-zero Celsius ...