The new biogas plant, sited next to the Didcot sewage works in Oxfordshire, has been officially opened by Energy and Climate Change Secretary Chris Huhne
The plant takes the gas produced by heating up sewage sludge, cleans it up and pumps it into the gas grid
Diagram showing how the system works
The biomethane project that turns human waste into green gas that we featured in May has now gone live. The project is now converting the treated sewage of 14 million Thames Water customers into clean, green gas and is pumping that gas into people's homes.
Other Images from this Gallery