Winter pollution shows rise in most Indian cities, says CSE
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Smaller and upcoming cities emerging as pollution hotspots, says report.
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Heavy smog and air pollution near Ambattur Industrial Estate in Chennai in Tamil Nadu.
| Photo Credit: Vedhan M
Smaller and upcoming cities emerging as pollution hotspots, says report.
The levels of PM 2.5, the most threatening of particulate matter, worsened in 43 out of 99 cities whose winter air in two years, 2020 and 2019, was compared by the Centre for Science and Environment (CSE). Only 19 registered “substantial improvement” and one of these was Chennai. The restof the cities did not experience significant change.
Updated Dec 28, 2020 | 16:13 IST
Air pollution poses the second largest risk factor for premature deaths in Rajasthan. Health cost of air pollution in Rajasthan is 1.70 per cent of the state GDP– higher than the national tally of 1.36%. Representational Image
Key Highlights
The analysis of real time air quality data has shown that the number of days in the ‘poor’ category of air quality index for PM2.5 has more than doubled during the 2020 winter in Jaipur
Over the last three years, the frequency and duration of bad air days is increasing in Jaipur and Bhiwadi
As air quality changed between summer to winter, the share of PM2.5 in the overall particulate concentration in the air rose beyond 50-70 per cent during winter