It's a new form of power that could become a valuable source of renewable energy. Thames Water is investing £250m in a plant that will process human waste.
There's no shortage of supply and, if it works, the plant in Oxford will generate enough electricty to supply 37,000 homes. Kate Bunkall takes up the story.
More top news
Simon has Saturday's forecast for the east of the region
Simon has Saturday's forecast for the west of the region
Thames Valley Police have spoken out after two men were found guilty of Kerry Reeves' murder