Extreme Weather Has Community Wide Effect (IMAGE) Norwegian University of Science and Technology Caption Heavy icing after an extreme rain-on-snow event dramatically increased reindeer mortality on the island archipelago of Svalbard. That had an effect on arctic fox populations and the rest of the overwintering vertebrate community. Credit Brage B. Hansen/Norwegian University of Science and Technology Usage Restrictions With credit as listed above 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.