Archive for May, 2016

‘Squeaky Clean’ Culvert Design Wins Award
Marian Muste’s innovative self-cleaning culvert design has been honored by the American Association of State Highway and Transportation Officials Research Advisory Council.

Understanding Changes in Raccoon River Nitrate
IIHR’s water-quality monitoring network has generated interesting data that contradicts some widely-held beliefs regarding corn and soybeans and their impact on nitrate in Iowa’s streams.