A pillar of smoke and ash over one kilometre high is currently hindering air traffic in Sicily. Measurements from the Copernicus satellite Sentinel-5P reveal the volcano's sulphur dioxide emissions. The data are processed operationally at EOC and made available to the user community in near real time.
Sentinel 2 satellite image of Etna from 21.2.2021 left: True colour image; right: false colour combination of channels 12, 11 and 8a. This channel combination uses the short-wave infrared range of the Sentinel 2 sensor and shows the lava flows on Etna in red-orange. © Contains modified Copernicus Sentinel data (2021), processed by DLR