Web1 de jun. de 2024 · PM2.5 Data Omitted from Air Trends Assessment EPA has identified data quality issues affecting PM 2.5 monitoring data in some states. This data is not included in the PM 2.5 trends assessment or summary tables on this website. WebDelhi, India (110): In 2024, Delhi recorded an annual average PM2.5 concentration of 110 micrograms per cubic metre, the highest among the most populous cities in the world. (AP) 3 / 10
World Air Quality Index (AQI) Ranking IQAir
Web14 de abr. de 2024 · India's annual average PM2.5 level in 2024 was 53.3 μg/m3, slightly lower than 2024. In 2024 and 2024, 12 of the 15 most polluted cities in Central and South Asia were in India. India has 39 of ... Web28 de dez. de 2024 · PM2.5 air pollution, mean annual exposure (micrograms per cubic meter) - Country Ranking. Definition: Population-weighted exposure to ambient PM2.5 pollution is defined as the average level of exposure of a nation's population to … chum shelter duluth
In 2024-23, Maharashtra and Gujarat faced the highest winter air ...
Web17 de set. de 2024 · The highest concentration of PM2.5 in Scotland can be found in Glasgow, but at annual levels of 8 µg/m3 of PM2.5, this is still below the WHO limit and UK average. In fact, the capital Edinburgh has concentrations of 6 µg/m3 of PM2.5, which is a half of the concentration found in London. Web14 de abr. de 2024 · Ambient air pollution has aroused extensive public concern due to its adverse impacts on health (Han et al. 2024a, b, c).Among all ambient air pollutants, fine particulate matter (PM 2.5, airborne particles less than or equal to 2.5 μm in aerodynamic diameter) is one of the most important pollutants that harm public health and has the … WebAs a carcinogenic pollutant, hexavalent chromium (Cr(VI)) in the ambient air has serious influences on public health. Due to its instability and difficulty in chemical analysis, few studies have been conducted on the regional concentration level of environmental Cr(VI), especially in China. The pollution levels of Cr(VI) in ambient PM2.5 were determined in … chum sherbrooke