King County’s Brightwater Center shows off the green side of waste water treatment.
Microsoft will build a small, experimental data center right at a Wyoming wasterwater treatment plant to take advantage of a ready supply of biogas.
A 2.8 megawatt fuel cell is using anaerobic digester gases to produce electricity and heat for a wastewater treatment plant, saving energy and trimming emissions.
Researchers at Oregon State University say their new microbial fuel cell is 10 to 50 times better at producing power from wastewater than current versions.
Twenty megawatts of solar go in on the grounds of a San Antonio wastewater treatement plant that is already a commercial biogas producer.
A remarkable community in Germany is collecting rainwater, keeping water consumption low and producing energy from recycling its own waste.
The Gates Foundation backs research that could provide an inexpensive way for the developing world to generate clean water and energy from human fecal matter.
Microbes that use wastewater in a fuel cell to make electricity get help from a technology that grabs energy from the difference between salt and fresh water.
New Jersey American Water has two major solar arrays under construction aimed at cutting the carbon footprint associated with treating and distributing water.
The city of Dinuba, Calif., partners with Chevron Energy Solutions and Tioga Energy to install a 1.5-MW solar array at its wastewater treatment plant.
The city of Gilbert, Arizona has installed a 2.3-megawatt photovoltaic system on its Neely Wastewater Treatment Plant, outside of Phoenix.