Air pollution in many national parks, from Yosemite to Joshua Tree and Kings Canyon, means a hike in the ‘fresh air’ is not as healthy as it seems, reports Mother Jones

The government will prohibit sale of all the commercial vehicles sold in India with below Bharat Stage IV (BSIV) in major metro cities

Some months ago Prime Minister, Narendra Modi launched the air quality index at a two-day conference that included the environment and forest ministers from all Indian states.

Chennai had the highest proportion of ‘severe’ days based on AQI

The Pollution Control Board, Assam (PCBA) has worked out an Air Quality Index (AQI) for measuring the air quality of State capital Guwahati, and as per the first AQI ratings, the city’s air quality

Various ministries are playing a role in tacking this problem and this makes it very difficult

At a time Delhi is grappling with deteriorating air quality, experts from across the country are coming together to prepare an action plan to improve the scenario.

NEW DELHI: A significant ozone build up has been witnessed this summer in several areas of the national capital, including the one where Delhi Chief Minister Arvind Kejriwal resides, increasing the