Case studies Imagery and case studies of weather phenomena and environmental events observed by EUMETSAT's fleet of weather satellites. Sort Refine results Categories Atmospheric Composition Sentinel Land Data Meteosat Tags Sentinel-3 SNPP Meteosat Second Generation (MSG) OLCI SEVIRI Africa NOAA Terra/Aqua VIIRS Date 2021 Date February May SHOW ALL Sort by Start Date Order Ascending Descending 2 results Case study 22 May 2021, 18:00 UTC to 23 May, 17:15 UTC Destructive eruption of volcano Nyiragongo In the evening of 22 May 2021 volcano Nyiragongo started to erupt, threatening life and property. Case study 16-28 February and 2-11 March 2021 Mount Etna very active in February & March 2021 Regular Etna eruptions observed in February and March 2021.