Case studies Imagery and case studies of weather phenomena and environmental events observed by EUMETSAT's fleet of weather satellites. Sort Refine results Categories Data Metop Atmospheric composition Meteosat Sentinel Tags GOME-2 Sentinel-3 IASI Metop-B MSG OLCI Metop-C Metop-A Metop Europe Asia GOES Date 2021 2020 SHOW ALL Sort by Start Date Order Ascending Descending 2 results Case study 9-12 April 2021 Major eruption of La Soufrière volcano Major eruption of the Caribbean volcano La Soufrière in early April 2021. 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.