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

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

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

A new method to convert a commonly used plastic into oil is more energy-efficient than recycling or burning plastic waste.

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.

Making ammonia fertilizer is energy and carbon-intensive. New solar-driven method is a low-cost way to recycle the ammonia in farm and industrial runoff that would otherwise become pollution.

A new study finds that species with exceptionally high nutrient levels overlap with those associated with low carbon emissions—pointing toward a more sustainable diet.

Turning abandoned open-pit mines into solar farms could resolve growing land-use tensions and unlock vast, underused infrastructure for renewable energy deployment.

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 ...