This report presents EMEP’s activities and key findings for 2024, covering air pollutant emissions, measurements and modelling across Europe. It assesses trends in particulate matter, ozone, acidification and eutrophication, highlighting progress towards air quality targets and areas where challenges remain. The report also explores advances in air quality monitoring, including low-cost sensors and satellite observations, alongside improvements in modelling techniques to support more accurate pollution assessments and inform future air quality policies.