Long-Term Drought Experiment 2 (IMAGE) Lund University Caption The photos show the long-term drought experiment in the Netherlands from where the soils were sampled. A rain curtain has excluded precipitation from entering the soil during the summer for 18 years, simulating the drought. Credit Evy de Nijs Usage Restrictions None 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.