Thematic Areas - Atmospheric Monitoring - Aerosols - Sentinel Online

Satellites can help to monitor the potential harmful aerosol levels in the atmosphere and distinguish between natural and human-made aerosols. This is an important tool in efforts to prevent further atmospheric pollution.
The TROPOMI sensor aboard Copernicus Sentinel-5P routinely acquires measurements of aerosols.
Air quality under new scrutiny
28 October 2014

As part of the preparations for the Sentinel-5 Precursor air-quality monitoring mission, scientists teamed up in Romania recently to test different airborne systems that will be used to ensure this new satellite delivers accurate measurements of pollutants in the air we breathe.
Monitoring air quality takes next step
28 March 2014

With air pollution linked to millions of deaths around the world, it has never been more important to monitor the air we breathe. Today marks a significant step forward as a deal is secured to build a crucial space sensor for tracking the world's air quality.
First satellite detection of volcanic OCIO
25 March 2014

A large volcanic OClO and BrO plume could be tracked from ENVISAT SCIAMACHY jointly with EOS Aura MLS and OMI observations for 5 days after the June 2011 eruption of Puyehue-Cordón Caulle (PCC).
Satellites tracking Mt Merapi volcanic ash clouds
15 November 2010
Since its latest series of deadly eruptions, Java’s Mt Merapi has been spewing volcanic ash clouds into the air. Satellite data are crucial for assessing the eruption’s danger to air traffic and public safety.