Guidelines & Tools European Air Quality Index Calculation Share SHARE Facebook share Twitter LinkedIn Copy URL Email Download Download proc-aq-index.html en Added on: 22 April, 2025 Breadcrumb Home Resource Library European Air Quality Index Calculation This notebook provides you a practical introduction to the calculation and interpretation of the Air Quality Index (AQI) in Europe. Air pollution is the single largest environmental health risk in Europe, causing cardiovascular and respiratory diseases, that, in the most serious cases, lead to premature deaths. The European Environment Agency’s European Air Quality Index allows users to understand more about air quality where they live. Even though the air quality in Europe has improved over recent decades, the levels of air pollutants still exceed EU standards and the most stringent World Health Organization (WHO) guidelines.