Changing climate a corn yield killer

Study is first to show how dramatically corn will be affected by frequent drought and subsequent heavy rain.

Warmer air temperatures and unpredictable precipitation in the coming decades could dramatically reduce the amount of grain produced in Midwest corn fields and potentially across all corn-growing regions of the world, a new University of Minnesota-led study found.

The study, published this week in the journal PLOS ONE, examined Iowa corn production as a m

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