The mean number of pollution days caused by nitrogen dioxide (NO2) in urban sites decreased over this period, dropping from 4.9 days in 2010 to 0 days in 2020. This was the first time during this period that NO2 caused, on average, no days with moderate or higher air pollution days in urban sites. Nitrogen dioxide is a deadly air pollutant, and is one of the main causes of premature deaths worldwide.
Average number of moderate or higher air pollution days caused by nitrogen dioxide in urban sites in the United Kingdom (UK) from 2010 to 2020
Not every site in the automatic monitoring network is included. Sites must also meet certain data capture targets to be used in the index. For the required pollutants data capture should be more than or equal to 75% of the year.
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GOV.UK, & Defra. (April 29, 2021). Average number of moderate or higher air pollution days caused by nitrogen dioxide in urban sites in the United Kingdom (UK) from 2010 to 2020 [Graph]. In Statista. Retrieved August 20, 2022, from https://www.statista.com/statistics/1009745/number-of-nitrogen-dioxide-air-pollution-days-in-urban-sites-united-kingdom-uk/
GOV.UK, und Defra. "Average number of moderate or higher air pollution days caused by nitrogen dioxide in urban sites in the United Kingdom (UK) from 2010 to 2020." Chart. April 29, 2021. Statista. Accessed August 20, 2022. https://www.statista.com/statistics/1009745/number-of-nitrogen-dioxide-air-pollution-days-in-urban-sites-united-kingdom-uk/
GOV.UK, Defra. (2021). Average number of moderate or higher air pollution days caused by nitrogen dioxide in urban sites in the United Kingdom (UK) from 2010 to 2020. Statista. Statista Inc.. Accessed: August 20, 2022. https://www.statista.com/statistics/1009745/number-of-nitrogen-dioxide-air-pollution-days-in-urban-sites-united-kingdom-uk/
GOV.UK, and Defra. "Average Number of Moderate or Higher Air Pollution Days Caused by Nitrogen Dioxide in Urban Sites in The United Kingdom (Uk) from 2010 to 2020." Statista, Statista Inc., 29 Apr 2021, https://www.statista.com/statistics/1009745/number-of-nitrogen-dioxide-air-pollution-days-in-urban-sites-united-kingdom-uk/
GOV.UK & Defra, Average number of moderate or higher air pollution days caused by nitrogen dioxide in urban sites in the United Kingdom (UK) from 2010 to 2020 Statista, https://www.statista.com/statistics/1009745/number-of-nitrogen-dioxide-air-pollution-days-in-urban-sites-united-kingdom-uk/ (last visited August 20, 2022)
