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The overall pollution in China fell further 10% between 2017 and 2018. [34] Another study shows that China reduced PM2.5 by 47% between 2005 and 2015. [35] In August 2019, Beijing experienced the lowest PM2.5 on record—a low of 23 micrograms per cubic meter. [36] Beijing is on track to drop out of the Top 200 most polluted cities by the end ...
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).
The World Bank estimates that 16 of the world's most-polluted cities are located in China. [40] Coastal pollution is widespread, leading to declines in habitat quality and increasing harmful algal blooms. [41] The largest algal bloom recorded in history occurred in China around the southern Yellow Sea in 2008, and was easily observed from space ...
Begusarai, a city of half a million people in northern India’s Bihar state, was the world’s most polluted city last year with an average annual PM2.5 concentration of 118.9 — 23 times the ...
China also enters the list of the most polluted cities in the world, with Kashgar, and has an urban population of around 920,000 people. ... Bagpat just makes the top 10 most polluted cities in ...
In an apparent wake-up call to Asia, the world’s 100 most polluted cities in 2020 all happened to be in the continent, according to the latest annual report by air quality tracker IQAir. Key ...
In 2006, the Blacksmith Institute included Linfen in its annual "10 worst" report, calling the city the most polluted city in China. [19] It has also been listed as one of the world's ten dirtiest cities by the Popular Science website. [20] The city has ranked at the bottom of the World Bank's air quality rankings. [21]
According to a survey made by "Global voices China" in February 2013, China's 10 most polluted cities on the blacklist includes major Chinese cities like Beijing, Jinan, Shijiazhuang, Zhengzhou, and 6 other prefectural cities all in Hebei Province. [9] These cities are all situated in traditional geographic subdivision of North China.