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The air pollution in Delhi, the capital territory of India, was found to be the worst of any major city in the world in an August 2022 survey of 7,000 world cities by the US-based Health Effects Institute. [2]
The prominent air activist said that Thursday marked Delhi’s 15th straight day of “very poor” air quality and “the last two days have been “severe” because the wind direction is no ...
The following list of countries by air pollution sorts the countries of the world according to their average measured concentration of particulate matter in micrograms per cubic meter (μg/m 3). The World Health Organization's recommended limit is 10 micrograms per cubic meter, although there are also various national guideline values, which ...
The January 2024 version of the WHO database contains results of ambient (outdoor) air pollution monitoring from almost 5,390 towns and cities in 63 countries. Air quality in the database is represented by the annual mean concentration of particulate matter (PM10 and PM2.5, i.e. particles smaller than 10 or 2.5 micrometers, respectively). [1 ...
Delhi’s air quality has plunged this week, with dense smog on Wednesday making the Indian capital the most polluted city in the country for the third day in a row.. A thick blanket of pollution ...
According to Swiss Air Quality Index monitoring group IQAir, the concentration of PM2.5 in the air increased to 737 on Monday, about 150 times the WHO limit, making Delhi, home to more than 30 ...
Environmental problems in Delhi, India, are a threat to the well-being of the city's and area's inhabitants as well as the flora and fauna. Delhi, the ninth-most populated metropolis in the world (second largest if the entire NCR includes especially Faridabad and Gurugram– Haryana, is one of the most heavily polluted cities in India, [1] having for instance one of the country's highest ...
The city, home to some 33 million people, has long struggled with hazardous air. The air quality index this winter repeatedly rose above 1,000, more than 15 times the level considered safe by the ...