Map showing drought conditions in the western United States in 2020

Does Less Pollution Mean Less Precipitation?

IIHR researchers Wei Zhang and Gabriele Villarini (IIHR director) have published research linking urban sprawl to an increase in rainfall and flooding during Hurricane Harvey.
Four men stand in front of a dam

IIHR Gives a Dam About Fish Passage

They may not know it, but millions of salmon in the Pacific Northwest have safely passed through major hydroelectric dams thanks in part to the problem-solving and modeling expertise of the engineers at IIHR—Hydroscience & Engineering
Aerial View of the wave basin

U.S. DOE Wave Energy Prize Comes to IIHR

The IIHR Wave Basin at the University of Iowa is one of just five testing facilities selected for the U.S. Department of Energy's Wave Energy Prize competition.