A fifth of reported heat-related deaths between 2017 and 2022 were agricultural workers, according to OSHA data. Advocacy groups are calling attention to the impact of climate change on this group.
The lingering presence of wildfire smoke has made for an unusual start to summer across the Midwest. It also comes during a near-record drought crisping fields across the Corn Belt and the threat of hotter summers to come.
Arid conditions are expected to persist in eastern Iowa, Missouri, Illinois and Wisconsin. River barges are affected, too.
Canadian wildfire smoke brought air quality alerts to the Midwest. Such episodes will grow more common as the earth warms, climate experts say.