Another way to use waste: a California start-up plans to test a mobile wastewater biorefinery that turns sewage sludge into a biodegradable plastic. Martin LaMonica is a senior writer covering green ...

U.K. environmentalists are calling for urgent government regulation of "sewage sludge" on farmland. They have warned that outdated rules are allowing toxic chemicals and microplastics to be spread on ...

Many laboratories throughout the UK are switching their E.Coli sludge testing procedures from traditional most probable number (MPN) methods to IDEXX’s rapid ...

WACO, Mo. - Sludge from a sewage plant in Springdale, Ark., could be shipped as early as this week by truck to a test site at Waco where it will be mixed with topsoil to reclaim and revegetate about ...