Land Monitoring (IMAGE) Chiba University Caption Seasonal variations in vegetation index observed by Himawari-8 (middle) and Suomi-NPP (bottom) at Takayama in-site observation site and camera images taken downward at the site (top). Credit Tomoaki Miura and Kazuhito Ichii Usage Restrictions The image may only be used with appropriate caption or credit. 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.