Heat Lamps and Warming Coils (IMAGE) University of Minnesota Caption The University of Minnesota's B4WarmEd project used heat lamps and warming coils to simulate climate change in plots 10 feet in diameter. Credit David Hansen, University of Minnesota Usage Restrictions photos credited to David Hansen, University of Minnesota License Licensed 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.