PM2.5 and PM10 emissions in Spain 2000-2021
Emissions of particulate matter, both PM2.5 and PM10, have been on a mostly downward trend in Spain since 2000. In 2021, PM10 emissions stood at 215 thousand metric tons, while PM2.5 emissions amounted to 135 thousand metric tons. PM2.5 is a harmful air pollutant linked to a number of health issues in humans, such as respiratory problems.