Long-range air pollution from the 2021 Cumbre Vieja eruption (La Palma)
NRT characterization of volcanic sulfate aerosols
-TROPOMI: SO2 rich-plume transport toward Lille
-Lille/ATOLL instrumental platform:
- AERONET: excess fine mode particles
- LIDAR: weakly depolarizing particles < 4 km
- ACSM: excess SO4 ground concentration