-The Hindu While the Delhi government’s spirit of experimentation is to be lauded, the right lessons need to be learnt from the odd-even trial. It is now amply clear that no credible data supports the Delhi government’s claim that the odd-even trial has reduced pollution or improved air quality. In fact, the quality of air in the first week of January was worse compared to previous weeks. Data obtained from the National...
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Air quality data blows away Delhi govt’s claim -Damini Nath & Samarth Bansal
-The Hindu Govt’s claim that pollution in the city has dropped over the past week is at odds with data of the daily average levels as well as peak values of PM. The Delhi government's claim that pollution in the Capital has reduced over the past week is at odds with data of the daily average levels as well as peak values of particulate matter (PM). As per a report submitted by the...
More »Air in Indian cities fouler than in Beijing -Samarth Bansal & Rukmini S
-The Hindu Anand Vihar in east Delhi reported the most pollution All six north Indian cities for which data was available had worse air quality than Beijing in 2015, The Hindu’s analysis of official data shows. However the south’s comparatively better air quality levels hide some lethal truths. Launched in April 2015, India’s National Air Quality Index portal produces an Air Quality Index (AQI) value for around 15 cities based on the most...
More »The quality of air you breathe in Chennai is worse than in Delhi -Rukmini S
-The Hindu Chennai had the highest proportion of ‘severe’ days based on AQI Official air quality data for the first half of this year shows that while Delhi does indeed face high levels of air pollution, Kanpur, Varanasi and Chennai are worse off. Averaging across the ten pollution monitoring stations in the city, a little over a quarter of the days from January to June this year in Delhi had an Air Quality...
More »Heat & dust raise Delhi’s air toxins to critical levels
-The Times of India NEW DELHI: Day temperatures dropped marginally on Thursday but there was hardly any relief for weather-beaten Delhiites as toxins in the air rose alarmingly due to a cloud cover trapping pollutants. The capital's air quality index (AQI) breached the 'severe' level, going from 219 (poor) on Wednesday to 410 in one of the sharpest single-day spikes in recent months. Fine particle pollution (PM2.5) that AQI measures wasn't the...
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