Order of the National Green Tribunal (Southern Zone) Chennai in the matter of G. S. Mani Vs The Chairman, Tamil Nadu Pollution Control Board, Chennai & Others dated 30/01/2020 regarding air pollution in Chennai, Tamil Nadu.

The NGT directed the government of Tamil Nadu to prepare a Comprehensive Action Plan (CAP) on the basis of the Graded Response Action Plan (GRAP) notified by the Ministry of Environment, Forest and Climate change (MoEF&CC) to meet the situation.

Fourth version of Airpocalypse report by Greenpeace India, has identified 231 Indian cities out of 287 with more than 52 monitoring days data in 2018 under National Ambient Air Quality Monitoring Programme (NAMP), where air pollution levels exceeded the 60 µg/m3 limits for PM10 as prescribed under National Ambient Air Quality Standards (NAAQS).

Order of the National Green Tribunal (Southern Zone, Chennai) in the matter of Lawyers’ Environmental Awareness Forum (LEAF) Vs Government of Kerala & Others dated 06/01/2020 regarding air pollution especially vehicular pollution in Kerala. There was no policy formulation on the issue of curbing the use of diesel vehicles which are more than ten years old in the state, the application stated.

Question raised in Lok Sabha on Pollution in cities, 22/11/2019. Central Pollution Control Board identified 122 non-attainment cities based on ambient air quality data for the period 2014 – 2018.The ambient air quality data of the 122 Non-attainment cities is given at Annexure-I.

Question raised in Lok Sabha on Pollution in cities, 22/11/2019. Central Pollution Control Board identified 122 non-attainment cities based on ambient air quality data for the period 2014 – 2018.The ambient air quality data of the 122 Non-attainment cities is given at Annexure-I.

Recently there have been multiple discussions about air quality improvements in Delhi and some reports also mentioned that Delhi has shown a 25% decrease in air pollution levels between 2016-2018 compared to the 2012-2014 .

Like every year, CPCB has planned for air quality and noise level monitoring on selected pre-Deepawali day (21.10.2019) and on Deepawali day (27.10.2019) in Delhi. Ambient Noise was monitored at 16 locations (06 manual and 10 real-time noise monitoring). Ambient Air Quality was monitored at 37 operational Real-time monitoring stations.

Order of the National Green Tribunal in the matter of C. P. Singh Vs State of Uttar Pradesh dated 17/10/2019 regarding growing pollution in the city of Kanpur on account of burning of garbage, dust and vehicular pollution resulting in adverse impact on the public health and the environment.

Air pollution causes severe environmental problems and has become a major health risk for livelihood in Delhi. With increase in population, there is an increase in emissions from various utilities as well. The main source of air pollution is crop residue burning followed by vehicular and industrial emission.

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.

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