Researchers in Denmark have developed a chemical process that converts toxic arsenic waste into a usable metallic material ...

A 2nd Circuit judge on Tuesday voided the environmental impact statement for a proposed renewable energy conversion and sludge processing project at the county’s Kahului wastewater treatment plant to ...

There is no doubt the Green Knight Economic Development Corp. has had a positive impact on the Slate Belt community. For this Green Knight is to be commended. However, it is only necessary to read its ...

Three local farmers spoke out against a proposed sewage sludge-producing facility southeast of Columbus now being considered by the Indiana Department of Environmental Management. Mike Kamman, Brian ...

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Synagro Technologies Inc. told the Plainfield Township Planning Commission this week that it has complied with requirements for preliminary land development and subdivision approval for its proposed ...

We recently covered a startup, Ostara, that turns sludge liquid into high-quality commercial fertilizer. Now Victoria University of Wellington in New Zealand wants to do Ostara one better with Wetox, ...