Light pollution is disrupting the seasonal rhythms of plants and trees, lengthening pollen season in US cities
- Written by Yuyu Zhou, Associate Professor of Environmental Science, Iowa State University

The Research Brief is a short take about interesting academic work.
The big idea
City lights that blaze all night are profoundly disrupting urban plants’ phenology – shifting when their buds open in the spring and when their leaves change colors and drop in the fall. New research I...