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OVERVIEW
ACTRIS in Brief
Strategy
How to join ACTRIS
How to acknowledge ACTRIS
WHO WE ARE
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Overview
Data Centre
Centre for Aerosol In Situ (CAIS)
Centre for Aerosol Remote Sensing (CARS)
Centre for Cloud In Situ (CIS)
Centre for Cloud Remote Sensing (CCRES)
Centre for Trace Gases In Situ (CiGas)
Centre for Trace Gases Remote Sensing (CREGARS)
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OVERVIEW
ACTRIS in Brief
Strategy
How to join ACTRIS
How to acknowledge ACTRIS
WHO WE ARE
ACTRIS Countries
How are we funded
Our Story
Management
Governance
Our Team
Early Career Investigators Group
WHAT WE DO
Key Scientific Themes
Innovation & Development
International Collaboration
Training & Education
Projects
Data & Services
Toggle submenu
DATA PORTAL
SERVICES
ACCESS
Discover Access
How to apply
Success Stories
OPPORTUNITIES
Call for Experts for Access Evaluation Panel
Open calls
Past calls
Facilities
Toggle submenu
National Facilities
Overview
Exploratory Platforms
Observational Platforms
Labelling Process
National Facility Technical and Scientific Forum
Central Facilities
Overview
Data Centre
Centre for Aerosol In Situ (CAIS)
Centre for Aerosol Remote Sensing (CARS)
Centre for Cloud In Situ (CIS)
Centre for Cloud Remote Sensing (CCRES)
Centre for Trace Gases In Situ (CiGas)
Centre for Trace Gases Remote Sensing (CREGARS)
News & Resources
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Media Hub
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Home
Opportunities
Past Calls
Past calls
Third IRISCC Access Call
26 February 2026 00:00 – 26 April 2026 23:00
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IRISCC 2nd Open Call for Access
29 September 2025 09:00 – 28 November 2025 00:00
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The ITINERIS - ACTRIS Access Pilot Call is open!
31 August 2024 23:00 – 31 March 2025 22:59
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6th ATMO-ACCESS TNA Call - Beyond Atmospheric Science
22 November 2023 23:00 – 31 January 2024 18:00
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ATMO-ACCESS Private sector Call
14 April 2023 12:30 – 31 December 2024 12:30
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ATMO-ACCESS Virtual Access portal
23 March 2023 12:00 – 31 July 2025 12:40
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ATMO-ACCESS TNA Urgent Requests
12 December 2022 12:00 – 31 December 2024 13:00
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Third call for proposal to access ACTRIS Services
22 July 2022 06:15 – 31 May 2023 11:15
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Second call for proposal to access ACTRIS Services
16 September 2021 06:15 – 15 November 2021 11:15
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First Call for proposal to access ACTRIS Services
5 November 2020 11:15 – 14 January 2021 11:15
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News and Events
News
Events
ACTRIS-NEXT Project Officially Launched
15 June 2026
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ACTRIS-FR 2026 Workshop Celebrates a Decade on the French Ministry’s Research Infrastructure Roadmap
28 May 2026
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Join the ACTRIS ERIC Head Office
12 May 2026
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Campaign
3rd CIS Intercomparison for LWC
In order to gain a deeper understanding of the physical interactions between clouds and aerosols, the measurements will...
4 May 2026 10:00 – 31 July 2026 20:00
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Community Meeting
ACTRIS Week 2026
19–23 October 2026
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