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China’s most polluted city, Hotan, was listed at 14 in the IQAir ranking. In Southeast Asia, only the Philippines saw a drop in annual pollution levels compared to the previous year, the report ...
With the improvements made to the IPE website and thus China Pollution Map Database, over the last two years the number of official government-sourced violation records, from all regions in China, added to the China Pollution Map Database, has grown by over 40,000, each having its own particular circumstances and need for a prompt and effective ...
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 ...
Map of PM2.5 pollution over China from April to August 2014. Air pollution is a major public health issue in China. Over the past three decades, the rapid development of China has resulted in excessive emissions of greenhouse gases. Among the 337 cities, more than 40 percent of the major air pollutant concentrations exceeded Chinese standards. [29]
Air pollution can affect nearly every organ and system of the body, negatively affecting nature and humans alike. Air pollution is a particularly big problem in emerging and developing countries, where global environmental standards often cannot be met. The data in this list refers only to outdoor air quality and not indoor air quality, which ...
The 2013 Eastern China smog was a severe air pollution episode that affected East China, including all or parts of the municipalities of Shanghai and Tianjin, and the provinces of Hebei, Shandong, Jiangsu, Anhui, Henan, and Zhejiang, during December 2013.
The ranking takes into account healthcare, education, infrastructure, safety, and the threat of terrorism. It then gives an overall mark out of 100.