California has a methane problem. The state’s dairy industry is the largest in the nation, but all those dairy cattle are producing more than milk. Foul-smelling slurry ponds of manure dot the Central ...

Researchers at the University of Delaware have transformed discarded corn cobs and other agricultural byproducts into high performance biochar filters that capture both ammonia and tiny plastic ...

In a breakthrough for environmental remediation, researchers at the Universidad Nacional de Colombia have reported the successful use of biochar derived from corn cob for the adsorption of ...

A quick, cheap and easy way has been developed to filter from water one of the world’s most common pollutants: arsenic. Arsenic is one of the most common environmental pollutants, finding its way into ...

A new study shows how the material made from leaves and branches that collect on forest floors can be mixed with local soil to filter out road grime before it reaches waterways. Professor Yongsheng ...

The June 2026 issue of Filtration+Separation is now available to read online with feature articles on space, biochar, smart ...

Marshall Webb is accustomed to getting his hands dirty. After all, he’s the woodlands manager at Shelburne Farms, the sprawling agricultural estate on Lake Champlain that has been in his family for ...

Over many centuries — perhaps millennia — primitive peoples plowed biochar into farm fields, turning poor soil into rich cropland. In fact, it’s such a miraculous soil amendment that 20 years ago ...

A charcoal-like material made from leaves and branches that collect on forest floors could be a cheap, sustainable way to keep pollution from washing off roadways and into Georgia's lakes and rivers.