The air quality in Delhi and its surrounding cities has reached dangerous levels, prompting officials to urge citizens to take precautions. From November 15, government offices will adjust timings and private organizations are encouraged to allow employees to work from home. Delhi blast: Several killed, several injured in car explosion near Red Fort; What we know so far The Delhi Police Special Cell and a forensic team have reached the site to investigate the incident ... Note: Updated Map of Constituent Areas of NCR is yet to be prepared. The National Capital Region (NCR) is a planning region centred upon Delhi, the capital of India. It includes 24 districts from Haryana, Uttar Pradesh, and Rajasthan, and has a population of over 46 million.