Napa officials expect a system that recovers natural gas from organic waste and uses it to power garbage trucks will be up ...

The "soup" is heated to a high temperature – up to 70C (160F) – to kill bacteria, then put into digester tanks. "It is an ...

At Piddlehinton, the biogas is burnt to fuel two large engines, producing enough electricity to power 4,000 homes a year. In West Parley, the new plant is gas to grid, meaning the biomethane created ...

A new study from researchers at the University of Western Australia and Universitas Brawijaya has found that adding biochar to advanced food waste recycling systems can significantly increase the ...