I originally wrote this for water words, but it works with the article Emily provided. So in 200ish words heres what I have to say about the hypoxia issue...
University of Dayton Rivers Institute, Fitz Center for Leadership in Community, River Stewards, Great Miami River
University of Dayton, "Hypoxia" (2009). Rivers Institute Blog Archive. 7.
Author: Tommy (no last name given)