Making ammonia fertilizer is energy and carbon-intensive. New solar-driven method is a low-cost way to recycle the ammonia in ...

New study shows that applying sugarcane-derived biochar to cotton fields offers a sustainable path forward for one of agriculture’s most resource-hungry crops.

New satellite studies show that some highly protected marine reserves deter industrial fishing. But many others are full of ...

Carbon offsets that rely on forests have underdelivered. A new study outlines why—and how a shift from claiming credit to making contributions could finally make these tools work in the fight against ...