GUWAHATI, July 22

Ranchi, July 13: Mecon Limited, Ranchi, has come out with an eco-friendly invention

Read this in-depth citizen’s report on the city of Kanpur released by CSE as part of its ongoing initiative to build city action on clean air and mobility. It captures air quality & mobility challenges in the city and details agenda for a livable city.

The air quality index (AQI) is an "index" determined by calculating the degree of pollution in the city (as an average) or at the monitoring point and includes five main pollutants

B. Aravind Kumar

Air quality in major cities, especially Chennai, is slowly deteriorating with the city topping the State with high levels of particulate matter, both Respirable Suspended Particulate Matter (RSPM) and Total Suspended Particulate Matter (TSPM).

THE Tamil Nadu Pollution Control Board (TNPCB) on Monday launched its centre for assessing real time air quality, a first-of-its-kind initiative in India, at its head office in Guindy here.

One hundred and forty days before Delhi hosts the Commonwealth Games, Chief Minister Sheila Dikshit, on May 15, called a meeting to discuss ways to control air pollution in the city.

Bindu Shajan Perappadan

NEW DELHI: With the level of suspended particulate matter (SPM) in Delhi's atmospheres measuring 1.5 times higher than the prescribed limit, many citizens are complaining of respiratory problems that is making breathing difficult.

The Karnataka State Pollution Control Board (KSPCB) will establish an air monitoring facility at Bellary district at a cost of Rs one crore.

Planted in the early 20th century to help control erosion, kudzu is a fast-growing invasive legume that fixes atmospheric nitrogen at a high rate. The Asian native is not just swallowing landscapes and altering ecosystems in the southeastern United States, the plant may also increase ozone pollution. Jonathan Hickman et al.

Pages