ACTRIS Spain is the Spanish component of ACTRIS (Aerosol, Clouds and Trace Gases Research), the pan-European research infrastructure that produces high quality data and information on short-lived atmospheric constituents and on the processes leading to the variability of these constituents in natural and controlled atmospheres.

ACTRIS enables free access to high-quality long-term atmospheric data through a single point of entry. We offer access to our world-class facilities, providing researchers, both in academia and the private sector, with the best research environments and expertise to promote cutting-edge science and international collaborations.