Corn yields and climate change (IMAGE) Purdue University Caption Drought Response: Both drought and flooding put corn yields at risk. The USDA-funded IMPACT2 project seeks to help farmers cope with the implications of climate change. Credit Purdue Agricultural Communications photo/Tom Campbell Usage Restrictions News organizations may use this image in connection with reports about the work of Purdue University's Linda Prokopy and her collaborators. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.