CNR-IIA is the Institute of Atmospheric Pollution Research of the National Research Council of Italy. Its mission is to undertake research aimed at improving our understanding of key processes related to air pollution from local to global scale. Specifically, the focus is on: Air pollution in urban and industrial areas; Industrial emissions; Analytical technology and methods for environmental & air quality (AQ) evaluation; Atmospheric pollutant cycles; Advanced monitoring networks for AQ to support EU and international policy; Systems and technologies for geospatial data sharing and Big Data interoperability