Contact: Diana Yates
University of Illinois at Urbana-Champaign
Caption: Illinois Sustainable Technology Center senior research scientist Wei Zheng and his colleagues found that estrogenic compounds in dairy waste biodegrade very slowly in the absence of oxygen.
Credit: L. Brian Stauffer
Usage Restrictions: Photo may be used only with stories about the research described in this release. Credit required
Related news release: Team determines how estrogens to persist in dairy wastewater