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 on ESFRI roadmap

ACTRIS-2 IA in H2020 (2015-2019)

ACTRIS I3 in FP7 (2011-2015)

ACTRIS PPP in H2020 (2016-2019)


ACTRIS Stakeholder Handbook update available now!
08 March 2019
Download ACTRIS Stakeholder Handbook 2018 here



ACTRIS is developing towards becoming an ERIC
23 January 2019
The Interim ACTRIS Council (IAC) has mandated Finland to submit ACTRIS European Research Infrastructure Consortium (ERIC)

 Step 1 documents to the European Commission. ACTRIS ERIC statutory seat will be hosted by Finland as approved by the IAC in June 2018. More Info.



2nd Cloudnet Training School
March 11-15, 2019 Munich, Germany

ACTRIS-2 Final Event
April 01-05, 2019 | Darmstadt, Germany

ACTRIS-2 WP3 trace gas QA meeting
April 16-18, 2019 | Bologna, Italy

May 06-10, 2019 | Rome, Italy

See all future events