No, Delhi has not sent its smog Chennai's way: Experts

Local, meteorological factors are responsible for Tamil Nadu's capital developing conditions similar to its notorious northern counterpart

Haze may be contributing to warming in South Asia: study

The warming, in turn, could be the reason behind the reduction in the monsoon in the past few decades

Understanding North India’s Pollution Crisis

There is no denying the fact that wind–blown dust contributes significantly to the pollution problem, but this should not divert our …

Is an annual lockdown the solution to Delhi’s air pollution woes? Yes, says data

Vehicles are the largest contributor of Delhi’s pollution, not stubble burning, says CSE; Stopping vehicular movement can lead to improved …

Diwali 2021: Elevated levels of toxic gases in smog, in addition to particulate matter, says CSE

Average daily contribution of stubble fire smoke from mid-October to early November lowest in the last four years

Delhi smog conditions improve; air quality in UP, Haryana still grim

There is nothing to be happy about the improvement in Delhi’s air quality since pollutant levels have not gone down yet, according to experts

Diwali 2021: Delhites can expect a smoggy and hazy morning November 5

Delhi-NCR proves pollution monitors wrong with spike in PM2.5 and PM10

CSE releases latest analysis of air quality data for Delhi-NCR, as winter sets in

CSE says 2021 winter season starting with much cleaner threshold compared to the previous three years

Switch it off!: How light pollution disorients ecosystems

Living beings depend on daily cycle of light and dark that governs behaviours such as reproduction, sleep and migration

Diesel-run auto-rickshaws to go off Patna roads from January 31, 2021

Bihar government move comes after Patna recorded worst air quality of the season on November 5

Dense fog in north India linked to cyclonic activity in Bay of Bengal

This year, the fog has arrived few weeks early on the back of cyclonic activity in the Bay of Bengal and light easterly winds blowing over the …

Delhi’s Diwali greys return as crackers burnt with gay abandon

Here is a look at the run-up to and aftermath of Diwali 2021 in Delhi

Air pollution in Delhi-NCR: Smoke and mirrors

Cleaning Delhi's air needs concerted and year-long action on all fronts; because it concerns our health; our right to breathe

Kolkata's smog is a challenge of complex chemistry and action

The city needs to build up on its strengths to tackle smog episodes

Rains bring some respite from severe air pollution

That’s no guarantee though that air quality would not deteriorate. The authorities should use the respite days to better plan how to …

Air pollution may lead to ban on private vehicles in Delhi

The CPCB has already recommended a ban on the movement of trucks and construction activity during the night given the public health emergency due …

Lessons from Beijing to Delhi

In just four years, Beijing has improved its air quality by setting time-bound targets and implementing a comprehensive regional action plan

No half measures: Tough solutions for tough problems

CSE recommends priority actions to tackle air pollution in Delhi

Counting north India’s stubble fires: Stronger data science needed to study winter smog

Severe smog in north India is a result of an evil alignment of many factors. Whether those factors co-conspire this year, remains to be seen

Counting north India’s stubble fires: How do NASA satellites capture them

Overall, it is safe to assume that even if satellite images do not show a fire, it does not necessarily mean that nothing is burning on the ground

Long-term wind patterns over Delhi have changed, say scientists

A possible reason could be major changes in the withdrawal of monsoon from the region and the anti-cyclonic circulations that are formed in this …

66 per cent increase in respiratory deaths in Delhi

About 9,149 people in Delhi died due to respiratory diseases in 2016, up from 5,516 in 2014

Air quality in Delhi sees improvement

GRAP measures instrumental in the cleanup, say experts

It is back: Air quality to be ‘very poor’ over Delhi over next 5 days

Drop in temperature, change in wind direction and stubble burning usher back smog in Delhi

With just 272 buses per million people, how can odd-even rule in Delhi be successful?

The city is already short of about 5,000 public buses to cover all its 865 routes