Winner of Climate Change: Walnut (IMAGE) Helmholtz Association Caption A winner of climate change: the range of walnut (Juglans regia) increases. This species is projected to find suitable mild climate in larger areas of Germany due to global warming. Credit Photo: Franz Badeck/PIK 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.