Sewage sludge at the Wakarusa Wastewater Treatment Plant before it is thickened for land use is pictured on Friday, February 14, 2025. In these bubbling basins, you’ll find some of the hardest workers ...

Researchers have developed a simplified, sustainable method of converting sewage sludge from wastewater treatment into high-value activated carbon that can be used in a wide range of industrial and ...

The Juniper Ridge Landfill rises above the trees in Old Town in July 2025. The state-owned landfill takes almost 90% of Maine’s sludge and is expected to reach capacity in 2028 (Daryn Slover/Staff ...

LD 25 would establish a $50 million bond issue supporting infrastructure projects focused on ‘proper management and disposal of wastewater sludge or biosolids.’ Dewatered sludge from screw presses ...