See how corn sweat affects humidity and summer heat in states like Ohio. Explore the science behind how cornfields contribute to atmospheric moisture.

The millions of acres of corn grown in states like Ohio, Illinois and Iowa perspire just like any other plant. A single acre sweats 3,000 to 4,000 gallons of water every day.

An acre of corn can release 3,000 to 4,000 gallons of water into the atmosphere a day, increasing humidity levels.