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Although pollution is at its worst from November to February, Delhi's air misses clean-air standards by a wide margin for much of the year. On the worst days, the air quality index, a benchmark ranging from zero (good) to 500 (hazardous), exceeds 400. [37] Thermal power plants in NCR. [11]
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 ...
Air crisis and pollution level in Delhi are here to stay for the next two to three weeks, officials warn Delhi’s air quality ‘severe’ as breathing air akin to smoking ‘25-30 cigarettes a ...
Air Quality Index (AQI) is a number used to communicate the level of pollution in the air and it essentially tells you the level of pollution in the air in a given city on a given day. The AQI of Delhi was placed under the "severe-plus category" when it touched 574, by the System of Air Quality and Weather Forecasting And Research. [49]
Air quality is generally poor in New Delhi, the world’s most polluted capital, but it is often made worse by celebrations of the Hindu festival Diwali. New Delhi's air pollution leaves residents ...