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

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

Fertilizer runoff from livestock feed is contaminating U.S. groundwater. But replacing just 10% of meat with alternative ...

Reducing meat consumption is one of the most powerful levers to bring down greenhouse gas emissions: this is now widely acknowledged. But something that gets less attention is how eating less meat ...

Millions of toxic e-cig butts are tossed every day. A new study shows they can be recycled into asphalt pellets that boost ...