Every year, billions of cigarette butts are discarded worldwide, creating one of the most pervasive and persistent forms of ...

Biochar made from corn cobs can remove microplastics and ammonia from water, offering a low-cost, reusable filter made from ...

A growing body of research suggests that combining enzymes with biochar, a carbon-rich material made from agricultural and organic waste, could ...

Researchers at the University of Delaware have transformed discarded corn cobs and other agricultural byproducts into high performance biochar filters ...