Overview map of the Western Balkan countries Albania, Bosnia and Herzegovina, Montenegro, North Macedonia and Serbia on air quality. Most of the information relates to the largest settlements in the region. This includes emission sources broken down by industry or activity, information on exceeding PM10 limits or lost lifetime due to PM2.5 exposure. In addition, the air monitoring stations are shown as well as a simplified plot of the PM2.5 concentration in the region. The bar chart shows the PM2.5 exposure of some selected cities for comparison.