ST. PAUL, Minn. — The Army Corp of Engineers has an idea to control invasive algae in lakes and pounds. The plan is to coa shorelines with clay. The Corps cited scientific evidence that opaquecovers will halt algae spread with only minor adverse effects that would be temporary. The Corps plans to proceed with experiments only after reviewing public input. The deadline for citizen comments: June 29. If no red flags, the Corps plans experiments beginning this summer at three stormwater ponds in Minneapolis along Chicago Avenue..
https://www.mvp.usace.army.mil/Home/PublicNotices.aspx