ACTRIS Centre for Aerosol Remote Sensing (CARS) and PROBE CA18235 invite scientists working aerosol high-power lidars to a training school entitled the " Hands-on training on aerosol lidar measurement quality assurance procedures and tools". The event is organized at Magurele center for Atmosphere and Radiation Studies (MARS), 2 Atmosferei Str., Magurele, Ilfov, Romania, 27-29 of June