Case studies Imagery and case studies of weather phenomena and environmental events observed by EUMETSAT's fleet of weather satellites. Filter by Categories Satellites Atmospheric Composition Meteosat Metop Tags Meteosat Second Generation (MSG) SEVIRI Africa IASI EPS Europe Asia GOES GOME-2 Date 2008 Date May August November 3 results Sort by Start Date Order Ascending Descending Sort Monday, 3 November 2008 03 November 2008 18:00 UTC EUMETSAT Science Blog Eruption in the volcano range of Erta Ale, Ethiopia Large SO2 plume (in green) from Erta Ale volcano in Ethiopia crosses the Red Sea towards Yemen. Thursday, 14 August 2008 14 August 2008 00:00 UTC EUMETSAT Science Blog SO2 plumes from the Kasatochi eruption Sulphur dioxide (SO2) plumes from the Kasatochi eruption circled the whole northern hemisphere over more than 20 days. Saturday, 10 May 2008 10 May 2008 00:00 UTC EUMETSAT Science Blog Etna eruptions Metop-A and MSG observe Etna eruptions.