Polash Mukerjee

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Polash Mukerjee

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Polash Mukerjee

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Research Associate (Clean Air and Sustainable Mobility) at Centre for Science and Environment

- Fuel efficiency standards: Did Centre buckle under pressure from industry?
  
  The government has stalled standards that could have made heavy-duty vehicles guzzle and pollute less. Is it hand-in-glove with the industry or …
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- India's burning issue of crop burning takes a new turn
  
  The pattern of burning crop residue in India is changing. The practice is no longer limited to the post-monsoon crop of rice or the northern …
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- Mild hybrids: diesel in new disguise?
  
  Diesel vehicles, in the name of 'mild hybrids', are cornering a huge portion of the funds allocated for promotion of electric mobility in India
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- Meerut's air quality more threatening than Delhi; old vehicles, industries add to woes
  
  Inner Meerut's PM 2.5 concentration peaked at 1470μg/m3 as against the safe limit of 60μg/m3
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- If you are in Patna, there's no respite from "very high levels" of PM2.5 concentration
  
  The CSE study found that PM 2.5 levels even inside anganwadis were more than 42 times higher than the permissible safe standards for ambient air …
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- 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 …
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- Enough is enough
  
  For over a week after Diwali, Delhi breathed poison. Air pollution peaked to unprecedented levels. Public anger forced emergency measures. But …
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- 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 …
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- Delhi air pollution: identifying perpetrators and fixing responsibility
  
  Air pollution in Delhi is a result of a complex mix of anthropogenic and natural sources
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- Choking during Diwali
  
  We burn over 40 recognised and other dangerous firecrackers, and all of them release toxic fumes into dense winter air
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- Crop Burning: Punjab and Haryana’s killer fields
  
  Punjab produces about 19-20 million tonnes of paddy straw and about 85-90 per cent of this paddy straw is burnt in the field
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- More cars enter Delhi every day than are registered in a year: CSE study
  
  A CSE study has found that the number of personal and passenger vehicles that enter Delhi daily are close to the total number of vehicles …
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- Good news: Delhi no longer 'world’s most polluted city'
  
  Indian capital now ranked No. 11 in WHO’s air pollution database
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- Your early morning walk could be a risk to your health
  
  Pollution monitoring shows green areas in Delhi have much higher PM2.5 levels than road intersections during the early hours
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- Fireworks make Diwali a dangerous festival for all
  
  Farm fires, firecrackers and burdgeoning vehicular pollution will choke the air in cities and towns this winter. Are we headed towards our worst …
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- Pollution in your city: Is wearing a mask the solution?
  
  Originally intended to safeguard industrial and health workers, masks have now emerged as people's defence mechanism against air pollution
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- 10 years on, Supreme Court order on firecracker composition gathers dust
  
  Authorities have released composition-based guidelines for only four of 40 categories of fireworks
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- Despite appeals and fines, paddy crop residue burning on the rise in Punjab
  
  Data from state pollution control board reveals increase in incidents
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- Union, Delhi governments urge residents to observe ‘cracker-free’ Diwali
  
  Kejriwal, Javadekar issue appeals to residents of national capital
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- Firecracker sales may go up by Wednesday
  
  It is difficult to calculate the exact quantity of crackers sold in the market as a large portion of firecrackers are sold without a licence
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- How fireworks kill you: part by part
  
  A look at the chemical composition of commonly available fireworks, their roles and physiological effects
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- A look at paddy crop residue burning updates
  
  NASA images show how smoke emanating from paddy residue burning is contributing to air pollution
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- Bengal shows the way forward to reduced fireworks noise standard on Diwali
  
  National Green Tribunal upholds move by state pollution control board to cap noise level limit at 90 decibels
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- A noisy Diwali ahead: Supreme Court refuses to put blanket ban on firecrackers
  
  Trends in air quality data show that the level of pollutants in the National Capital Region go up each year, with the bursting of firecrackers on&…
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