ENHIS is an evidence-based information system aiming to support public health and environmental policies in the WHO European Region. The system is an interactive database, composed of country-level indicators and regional assessments (fact sheets). The fact sheets also include information on how data is obtained and how the indicators are calculated. ENHIS indicators provide information on exposures, health outcomes and policy actions related to the environment and health priority areas for the European Region known as Regional Priority Goals (RPGs)