Feb. 14—Farmers across Washington already spread thousands of tons of fertilizer from human waste on their crops each year, but there’s a major blind spot when it comes to potential contaminants.

Recycling waste nutrients could cut fertilizer use, but coordination and infrastructure are key. Nutrients recovered from ...

Biochar might sound like a fine dining special, but it's actually a promising solution to help farmers meet their fertilizer needs. The substance, a stable form of carbon similar to charcoal, is made ...

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 ...

Human and animal waste can replace many fertilizers if managed better and used closer to farms, improving farming systems.

Reports of human waste being dumped along a roadside on busy Magallanes Street near Carbon Public Market in Cebu City have raised concerns over sanitation and labor conditions, as the Cebu City ...