The City of Carroll has approved a $163,416.75 change order for improvements to the wastewater treatment plant digester and air piping project.

Kurnool: In a significant move towards eco-friendly waste management, a state-of-the-art biodigester facility has been ...

Villagers are expressing concerns about plans to site a second biogas plant near their homes.

A new company has filed for approval to build a plant in Penobsquis, outside Sussex, that would make natural gas and ...