Categories: Ranks & Reports

Ghaziabad is world’s second most polluted city of 2020

Uttar Pradesh’s Ghaziabad was adjudged the second most polluted city out of the 50 ‘most polluted cities’ in the world in 2020 by a report prepared by British company HouseFresh. Ghaziabad reported an average Air Quality Index (AQI) of 2.5 particulate matter (PM) in 106.6µg/m3.

Preceding Ghaziabad, the Chinese city of Hotan in Xinjiang province has been named the most polluted city with a PM2.5 of 110.2µg/m3. The report attributed the air pollution in Hotan to sandstorms resulting from its closeness to the Taklimakan Desert, which is the largest shifting sand desert in the world.

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Bangladesh, China, India and Pakistan contribute to 49 out of the 50 most polluted cities worldwide. According to the report, Bangladesh was the most polluted country across the world in 2020, followed by Pakistan, India and Mongolia. Meanwhile, Judbury in Australia bagged the top position in the list of cities with the cleanest air with a PM2.5 level of 2.4µg/m3. Kailua Kona in America’s Hawaii and Muonio in Finland with PM2.5 concentrations of 2.6µg/m3 and 2.8µg/m3 respectively were the next top cities of 2020 with clean air.

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Sumit Arora

As a team lead and current affairs writer at Adda247, I am responsible for researching and producing engaging, informative content designed to assist candidates in preparing for national and state-level competitive government exams. I specialize in crafting insightful articles that keep aspirants updated on the latest trends and developments in current affairs. With a strong emphasis on educational excellence, my goal is to equip readers with the knowledge and confidence needed to excel in their exams. Through well-researched and thoughtfully written content, I strive to guide and support candidates on their journey to success.