India has one of the world’s highest ambient air pollution levels

All cities in the country with a population of million plus breathe unhealthy air

Dust, high temperatures bring Delhi’s air quality down to 'poor'

The Aravalli range plays a critical role in checking sand migration from the Thar Desert to Delhi-NCR; but they now stand degraded

दिल्ली में बढ़ा ओजोन का स्तर, सेहत का रखें ख्याल

गर्मी और प्रदूषण बढ़ने से अप्रैल के पहले पखवाड़े में ही �…

Ozone levels increase in Delhi, pose health risk

This could lead to a public health crisis as ozone is extremely hazardous to human health

Vehicle inspection programme needs an overhaul

The government needs to prioritise monitoring on-road emissions of new generation vehicles

SC bans plying of 15-yr-old petrol, 10-yr-old diesel vehicles in NCR

CPCB was also ordered to create a social media account on which citizens can lodge complaints on pollution and report violations

Through the thick air

This Diwali, PM 10 and PM 2.5 reached eight times the safe limit. Its not the first time and it won't be the last. Burning of crop stubble, road …

Multi-pollutant crisis in Delhi-NCR: Ozone pollution another deadly contributor

With high pollution levels and growing heat stress due to climate change, the ozone level is frequently exceeding the standards

Dust situation in Delhi to improve marginally over weekend

The forecast for the next three days says PM10 levels will be in the “Very Poor” category

Delhi-NCR witnesses major spike in ozone levels with progress of summer: CSE

Increased emission from vehicles and growing heat stress has accelerated formation of ozone

Pollution levels in Delhi-NCR high after Diwali

Despite cracker ban, the 24-hour average level of PM2.5 during Diwali and the morning after has been 397 mg per cubic metre, which is 6.6 times …

Exposure to pollutants higher than ambient pollution in Delhi’s Anand Vihar: CSE

Delhi-based based Centre for Science and Environment has found that exposure level is three times more than background ambient air pollution …

How does vacuum cleaning of roads change exposure to pollutants?

A real-time assessment by Centre for Science and Environment found marginal reduction in particulate matter after vacuuming of a Delhi road

Enough is enough

For over a week after Diwali, Delhi breathed poison. Air pollution peaked to unprecedented levels. Public anger forced emergency measures. But …

Even the wind cannot help Delhi’s air

Despite higher wind speeds, pollutants from Diwali celebrations lingered in the atmosphere and rendered it toxic

Are we ready for Diwali?

The levels of pollution in Delhi had started to rise in the first week of October, made worse by a dip in temperatures and fall in wind speed

Dysfunctional monitoring stations thwart efforts for clean air

A CPCB official confirms that not all values from all the stations in a city are used for computing the AQI value of a city

Smaller cities more polluted than Delhi: Study

Pollution levels are high all over the country, but unlike the capital, many smaller cities have not received the required attention