Like atmospheric methane and carbon dioxide, ground-level ozone is on the rise. But ozone, a noxious chemical byproduct of fossil fuel combustion, has received relatively little attention as a potential threat to corn agriculture.

Elizabeth Ainsworth, USDA Agricultural Research Service, also an adjunct professor at Illinois and a member of the IGB Genomic Ecology of Global Change research theme, will receive the 2019 NAS Prize in Food and Agriculture Sciences.