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 Atmospheric composition Weather Data Meteosat Sentinel Tags IASI Metop-A Asia AVHRR GOME-2 MSG SEVIRI Sentinel-3 Africa Metop-B Metop Europe Terra/Aqua MODIS Date 2020 2008 SHOW ALL Sort by Start Date Order Ascending Descending 3 results 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. Case study 3 November 2008 18:00 UTC Large SO2 plume from Erta Ale volcano Large SO2 plume from Erta Ale crossed the Red Sea towards Yemen in Nov 2008. Case study 9 August 2008 17:12 UTC Ring-shape convective storms Ring-shape convective storms over the south-eastern part of Rub al Khali.