Washington State University has transformed sewage sludge’s environmental liability into a valuable energy asset.

Washington State University (WSU) researchers have developed a new method to make renewable natural gas from wastewater, all ...

Washington State University researchers convert sewage into 99% pure natural gas while cutting wastewater treatment costs in ...

A pilot study of a new method for treating sewage sludge from a wastewater treatment plant efficiently created renewable ...

Washington State University have developed a way to double the production of renewable natural gas from sewage while halving ...

Natural gas is hard to store, but China has found a way to do it, while also developing alternate suppliers and expanding production at home.

The lines of the fracking battle to come were drawn through Windsor’s Super 8 on Monday evening. In the hotel foyer, members ...