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CHENNAI: Though the only study on monitoring of air quality in Chennai is two years old, it still holds good.

Cities and towns across the country where the hazardous particulate matter (PM10 and PM2.5) exceeds prescribed limits will now under law have to implement measures to reduce dust.

London has a live tracker measuring each breach of hourly levels of toxic nitrogen dioxide and is accordingly shifting clean buses onto the most polluted routes, and Delhi has tried out everything

KOLKATA: City residents on Sunday hit the streets to spread awareness on the dangers of Kolkata's declining air quality index.

GURUGRAM: The concentration of PM2.5 rose by about 20% on Sunday over Saturday, as fog continued to engulf the city.

Order of the National Green Tribunal in the matter of Subhash Datta Vs State of West Bengal & Others dated 25/01/2018 regarding air pollution in the cities of Kolkata and Howrah. NGT directs that a comprehensive study of the ambient air quality should be undertaken by a Committee which shall be headed by the Regional Officer of the CPCB, who shall monitor the work of the Committee and submit a regular report. The study shall be undertaken to cover whole of the two cities.

Order of the Supreme Court of India in the matter of M. C. Mehta Vs Union of India & Others dated 25/01/2018 regarding action plan for air pollution control in Delhi and NCR.

Babies' exposure to high levels of air pollution in the womb may lead to a type of DNA damage, typically associated with ageing, called telomere shortening, warned a study.

Howrah: The average air quality index (AQI) of Howrah, home to Bengal's administrative headquarters, during the week starting January 15 was found to be worse than Delhi's.

On November 23, 2017, a high level task force for management of air pollution in Delhi and NCR, comprising experts and senior officials of various departments, was constituted by the Cabinet Secret