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.
Student and faculty participants in IIHR’s International Perspectives study-abroad course in Mewat, India.
A group of students and faculty next to the Iowa River