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Particulate matter is the main air pollutant in China, especially in Xi'an in recent years. Since 2013, the WRF-SMOKE-CMAQ model system has been used to build an air quality model system for daily air quality forecasting in Xi'an.

SHANGHAI (Reuters) - Air pollution in 39 smog-prone northern Chinese cities soared in February, making it increasingly unlikely they will meet their annual winter air quality targets, Reuters analy

Question raised in Lok Sabha on National Clean Air Programme, 08/02/2019. Smart cities framework is being used to launch NCAP in 43 smart cities falling in the list of 102 non-attainment cities. State wise list of cities is enclosed as Annexure I. Taking into account the available international experiences and national scientific and technical studies, mid-term target for reduction of PM2.5 and PM10 concentration by 2024 forms an integral component of the NCAP. This is keeping 2017 as the base year for comparison of concentration.

Question raised in Lok Sabha on Level of Particulate Matter in Air, 08/02/2019. Ambient air quality is monitored at 731 locations covering 312 cities/towns in 29 States and 6 Union Territories across the country under National Air Quality Monitoring Programme (NAMP). Ambient air quality data for PM2.5 and PM10 for 2017 is given at Annexure.

Question raised in Lok Sabha on Air Pollution Levels, 08/02/2019. The ambient air quality monitoring with respect to PM2.5 was initiated in 2014 under NAMP. The ambient air quality data for different cities of the country during 2014 and 2017 is attached at Annexure.

Toxic smog in Bangkok has forced more than 400 schools to close for the rest of the week, to protect children from its harmful effects.

Delhi-based think tank Centre for Science and Environment (CSE) is set to start a real-time source apportionment study to identify the factors responsible for the city’s foul air.

The year 2018 was full of declarations. In the country, some major policies and programmes were launched to tackle issues ranging from air pollution to plastic pollution.

Air quality continues to a point of concern with the air quality index (AQI) on Sunday oscillating between "poor" and "very poor" levels due to local pollutants.

KOLKATA: Various government departments have shrugged off responsibility for the spike in the city’s air pollution and lack of demonstrative action to control it.

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