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.

This report presents the results of an air quality performance evaluation project. The goal of this project is to deploy 50 real-time air quality monitors (known as "Atmos") spread over 10 Indian cities, evaluate the performance of and provide contextual analytics of this data in periodic reports.

Question raised in Rajya Sabha on Most air-polluted cities, 01/07/2019. 102 non-attainment cities have been identified based on ambient air quality data for the period 2011 – 2015 and WHO report 2014/2018 and placed at Annexure-I.

Question raised in Rajya Sabha on Pollution in the cities, 24/06/2019. Data of 43 million plus cities has been analysed for various pollutants during 20152017. Analysis of data revealed that SO2 levels were within the National Ambient Air Quality Standard (NAAQS).

Question raised in Rajya Sabha on High level of air pollution in metropolitan cities , 24/06/2019.

Question raised in Lok Sabha on Increase in Level of Particulate Matter, 21/06/2019. Ambient air quality data of Delhi monitored under Continuous Ambient Air Quality Monitoring Stations (CAAQMS (real time)) during 2016-2018 is enclosed at Annexure-II. The ambient air quality data for metropolitan cities / million plus urban agglomerations during 2016- 2018 is given in Annexure-I. Analysis of data revealed that SO2 levels were within the National Ambient Air Quality Standard (NAAQS) in all 50 cities during 2016-18.

June 2019: We are at the cross-roads in more ways than one.

Maharashtra Pollution Control Board (MPCB) has established Ambient Air Quality Network in Maharashtra covering major cities to comply with the mandate of Air (Prevention & Control of Pollution) Act, 1981 and to disseminate of air quality prevailing in the state of Maharashtra.

The Maldives’ National Action Plan on Air Pollutants is an integrated appraoch to reducing both air pollution and climate forcers.

A new report released by the Health Effects Institute synthesizing nine research and policy studies conducted in Ghana finds that household air pollution is a significant contributor to fine particle outdoor air pollution in Ghana.

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