Oregon wastewater treatment plant celebrates energy net zero
The City of Gresham, Oregon, announced this week that its wastewater treatment plant has become the first in the Pacific Northwest to achieve “energy net zero.”
The City of Gresham, Oregon, announced this week that its wastewater treatment plant has become the first in the Pacific Northwest to achieve “energy net zero.”
Left-over coffee grounds will be used to make biogas in Switzerland as part of a joint project between food group Nestle and renewable energy specialist Groupe E Greenwatt.
A California brewery has deployed an innovative wastewater-to-energy system that uses bioelectric technology to simultaneously treat water and generate renewable biogas.