Duluth sewage plant turns waste to resource as leader departs

Duluth sewage plant turns waste to resource as leader departs

DULUTH — Marianne Bohren expects to end her career on a high note come April 30, when she leaves her post as executive director of the Western Lake Superior Sanitary District. At the start of the same month, WLSSD fired up a trio of generators that now convert biogas from the operation of its Duluth sewage-processing facility into power. The new equipment is expected to slash the plant’s annual electrical bill by more than $1 million. WLSSD has …

Scientists turn sewage into clean bio-oil to replace petroleum products

A new Australian technology could change the way we make oils for everyday products, by turning sewage into something valuable and environmentally friendly. Developed at RMIT University, this technology—called PYROCOTM—can produce bio-oils that could replace petroleum-based oils used in industries like electronics, construction, and automotive manufacturing. PYROCOTM works through a process called pyrolysis, which involves […] The post Scientist…

Duluth sewage plant turns waste to resource as leader departs - Great Lakes Commission

As the executive director of the Western Lake Superior Sanitary District (WLSSD) prepares to leave her post, the WLSSD fired up a trio of generators that now convert biogas from […]