(IMAGE) Helmholtz Centre for Environmental Research - UFZ Caption Use of insecticides in the West Bank is shown. The investigation showed that with higher average temperatures even more insecticides are used and therefore streams are more at risk in warmer regions than in colder. Credit Photo: André Künzelmann/ UFZ 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.