At the end of 2025, Ukraine ranked 95th out of 143 countries and territories in the global air pollution ranking published by the Swiss company IQAir. According to IQAir’s global press release, in 2025 only 14% of the world’s cities met the World Health Organization’s recommendation for an annual average PM2.5 concentration of no more than 5 micrograms per cubic meter, while 130 out of 143 countries and territories exceeded this benchmark.
The IQAir global release also notes that the five most polluted countries in the world in 2025 were Pakistan, Bangladesh, Tajikistan, Chad, and the Democratic Republic of the Congo. The most polluted city in the world was Lonhi in India, while the cleanest was New Woodville in South Africa.
