Activated carbon and biochar are widely studied for removing pollutants from water, but new research suggests that the materials doing the cleaning ...

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 ...

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 ...

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 ...

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 ...

Support CleanTechnica's work through a Substack subscription or on Stripe. Or support our Kickstarter campaign! Millions of tons of organic waste from agriculture and forestry operations are left to ...

A new study has developed a sustainable filtration technology that transforms microalgae waste into high-performance membranes capable of removing pollutants and bacteria from wastewater. The ...

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 ...

Rapid City Public Works Director Mike Theis explains how a Dakota Biochar partnership could turn storm debris into biochar and fix a compost problem.

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.