Case studies Imagery and case studies of weather phenomena and environmental events observed by EUMETSAT's fleet of weather satellites. Sort Refine results Categories Metop Satellites Climate Ocean Sentinel Tags OLCI EPS ASCAT Sentinel-3 Europe Polar Climate Use Cases Date 2020 Date September SHOW ALL Sort by Start Date Order Ascending Descending 1 result Case study 25 September 2020 13:35 UTC Arctic sea ice minimum 2020 In September 2020 the Arctic sea ice extent shrunk to the second lowest in the 42-year satellite record.