What is ACTRIS?

ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds and Trace Gases. ACTRIS is composed of observing stations, exploratory platforms, instrument calibration centres, and a data centre. ACTRIS serves a vast community of users working on atmospheric research, climate and Earth system and air quality models, satellite retrievals, weather analysis and forecast systems by offering high quality data and research infrastructure services for atmospheric aerosols, clouds, and trace gases. Read more...


ACTRIS appoints Trust-IT Services to upgrade its web portal.
08 September 2020
As part of its efforts to better engage its community, ACTRIS has selected Trust-IT Services to upgrade and enhance its web portal. The project kicked off on 7 September 2020 and is expected to be carried out until the end of 2021.  


ACTRIS Week 2020

October 26-28, 2020

Aeolus Cal/Val & Science Workshop
November 2-6, 2020
virtual workshop

13th IAC meeting
November 9-11, 2020