Sludge is the solid stuff that comes out the other end of Omaha’s wastewater treatment plant system after people flush. Andy Harpenau said the city should consider mixing sludge with yard waste to make a product that he says would…
By Emily Nohr World-Herald staff writer, Omaha World-Herald
Mon, 05/21/2018 - 10:00pm
Sludge is the solid stuff that comes out the other end of Omaha’s wastewater treatment plant system after people flush. Andy Harpenau said the city should consider mixing sludge with yard waste to make a product that he says would…