Cities facing a one-two punch of heat and air pollution could fight back with changes in city planning, according to a new study co-authored by Gregory Carmichael, University of Iowa Karl Kammermeyer Professor of Chemical and Biochemical Engineering, and published in Nature Communications.

David Cwiertny, director of the UI Center for Health Effects of Environmental Contamination, noted that while Princeton’s still-functional primary well is testing well below the EPA limit, its nitrate levels also appear to be on the rise.

Here’s how Iowa is growing its aerospace and defense industry through talent, research and investment, with contributions from University of Iowa Operator Performance Laboratory.