The fuel can be produced by adding bacteria to spent drill holes—meaning there are thousands of potential hydrogen sources worldwide.
Grasslands are being overrun by drought-resistant invaders that wreck animal habitats, suck up water supplies, and can cost landowners a fortune.
It’s now possible to mass-produce pheromones that keep insects from breeding near crops—protecting cereals and other staples with fewer chemicals.
British startup Shellworks is fed up with waste, so it created a vegan material that can be turned into fertilizer.
Trailing weighted nets across the seabed wrecks fish stocks and kills carbon-capturing seagrasses—but one fisherman’s sculpture project has turned the tide.
The sprawling mass of suburbia has been a disaster for the environment. But now smaller, denser cities herald a renaissance in city living.
Despite efforts to reduce emissions, the 2022 FIFA tournament is highly carbon-intensive. And its road to net-zero relies on questionable carbon credits.
Harvests of the fungi are plummeting as Europe gets drier, pushing the prices of some varieties to eye-watering heights.
Lubomila Jordanova explains how her carbon-reporting firm—Plan A—uses relentless data analysis to guarantee businesses aren’t greenwashing.