A new method for treating sewage sludge efficiently created renewable natural gas while slashing in half the cost of the ...
A WSU team led by Birgitte Ahring has turned treated sewage sludge into renewable natural gas at 99% methane purity, tripling ...
Washington State University has transformed sewage sludge’s environmental liability into a valuable energy asset.
A team of scientists, including one from WSU, have completed a pilot study that shows by pretreating sewer sludge, they can ...
The study investigated the unbiodegradable fraction of particulate chemical oxygen demand (PCOD) in thickened waste activated sludge (TWAS) using semicontinuous-flow completely-mixed anaerobic ...
A pilot study of a new method for treating sewage sludge from a wastewater treatment plant efficiently created renewable natural gas while reducing the cost of the treatment. The work, reported in the ...