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 Sentinel Atmospheric composition Climate Ocean Weather Data Meteosat Tags ASCAT AVHRR GOME-2 MSG OLCI SEVIRI SLSTR MTG Sentinel-3 Atmosphere IASI Metop-C NOAA Ocean Colour Sea Surface Temperature (SST) Metop-A Metop-B Metop Europe Asia North America, Central America & Caribbean SNPP VIIRS ABI Polar Climate Use Cases Date 2020 Date January April August September December SHOW ALL Sort by Start Date Order Ascending Descending 5 results Case study 1 December 2020 00:00 UTC-3 December 16:24 UTC Upwelling in the Gulf of Tehuantepec Strong upwelling of cold ocean waters and an increase in phytoplankton growth in the Gulf of Tehuantepec. 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 on record. Case study 15 August-22 September 2020 Impact of California 2020 fires on atmospheric composition Data from multiple satellites used to investigate the atmospheric impact of the extensive 2020 California fires. Case study 18 April 2020 00:00 UTC-22 April 23:00 UTC Extensive DIBS in the Deformation Zone Pockmarked DIBS cloud, produced by a cyclone, entered an elongated deformation zone. Case study Jan, Feb, March 2007-2020 Pollution levels drop during COVID-19 lockdown The COVID-19 lockdown in early 2020 had a visible effect on pollution.