Sewage

Government-backed body reaches landmark figure after investing £2m in sewage heat recovery technology across Scotland

Water company to expand solar energy and anaerobic digestion to meet half of energy consumption from renewables by 2020

Microsoft founder's philanthropic foundation supports pilot project that produces clean water and electricity from human waste

Developers Aqualia says algae-based technology could enable Spain to 'power 200,000 vehicles through a single toilet flush'

Utility reveals plan to use innovative waste water power technology to generate up to 20 per cent of its electricity from renewable sources

You don't eat yellow snow, but should you ski on it? An Arizona resort thinks so

Suzlon subsidiary to supply turbines for Wessex Water's 8.2MW wind farm at its treatment works in Avonmouth

Utility to invest in 14th combined heat and power plant to power wastewater treatment facilities

IT giant teams up with FuelCell Energy to trial zero emission generator powered by biogas from local waste water plant

Nigerian schoolgirls come up with a new way of producing power from urine. The Sceptic Tank investigates