“Recycling silver from waste materials is becoming increasingly important for securing the supply of this precious metal. It is highly desirable to design new sustainable separation and recycling ...

“Recycling silver from waste materials is becoming increasingly important for securing the supply of this precious metal. It is highly desirable to design new sustainable separation and recycling ...

Around 110 waste treatment facilities across the state produce biosolids allowed to be spread on farms or gardens, amounting to tens of thousands of tons of the material every year.

Washington is one step closer to eliminating a major blind spot for potential contaminants in crops grown across the state using human waste as fertilizer. Lawmakers voted unanimously last week to ...

Around 110 waste treatment facilities across the state produce biosolids allowed to be spread on farms or gardens, amounting to tens of thousands of tons of the material every year.

“They come through the vents. They come through the vent on the stove,” she said. “It’s just absolutely miserable.” Stories like Stewart’s are common in rural areas across the U.S.

Residue from human waste has long wound up as farm fertilizer. Some neighbors hate it. In the summer, the sewage sludge, referred to in the industry as biosolids, ...

WELLSTON, Okla. (AP) — When Leslie Stewart moved to her home in a rural expanse of Lincoln County outside of Oklahoma City more than 20 years ago, she thought she’d found a slice of heaven. In ...

WELLSTON, Okla. (AP) — When Leslie Stewart moved to her home in a rural expanse of Lincoln County outside of Oklahoma City more than 20 years ago, she thought she’d found a slice of heaven. In a town ...