Tag: Air pollution
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No city is an island: Lessons from Delhi’s odd-even experiment
The Delhi government’s 15-day odd-even initiative to contain vehicular emissions has made little or no difference to air quality in the capital, The Hindu reported last week. The report claims that peak pollution levels during the first week of the scheme – which moved cars with odd licence plates off the streets on alternate days […]
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Why farmers burn their fields in Punjab despite knowing that it worsens the fog over north India
On the evening of 7 November, a deep fog settled along the stretch of 250 kilometres between Sirsa and Gurgaon in Haryana. By ten in the night, it was thick enough to make travel almost impossible. In places, visibility shrank to not more than five metres.State transport buses cut their trips short. Cars, trucks and […]
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A new threat for Delhi’s air quality monitoring systems
On Tuesday, the Indian government announced a big change in how the people of Delhi get their air quality data. So far, the three agencies monitoring air quality in the city – the Central Pollution Control Board, the Indian Meteorological Department and the Delhi Pollution Control Committee – collect and disseminate their numbers separately. The Indian […]
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india’s coal boom and attendant air quality fears…
A new report has warned that premature deaths due to emissions from thermal power projects (TPPs) will rise two-three times as India’s reliance on thermal power increases. The report by Urban Emissions. Info, an independent research group working on India’s air quality, and Mumbai-based NGO Conservation Action Trust, expects India’s thermal power generation to rise […]
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can self-certification control emissions?
A high-level committee headed by former cabinet secretary TSR Subramanian has, among other things, proposed a radical overhaul of how India ensures compliance with environmental clearances. Arguing that the present system, built around physical inspection by government employees, has created a rent-seeking ‘inspector raj’, the committee — which was set up by the government to […]
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Why people fretting about Delhi’s low air quality are missing the bigger picture
In May this year, the World Health Organisation (WHO) announced that Delhi’s air quality is the worst in the world. In the months that followed this perception about Delhi’s air has strengthened further as winter smog set in the capital. This perception, however, could be incorrect. Air quality of other Indian cities and towns could […]
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On India’s air monitoring during Diwali
As India celebrated Diwali on Thursday, the environment ministry’s efforts to capture changes in air quality were spotty at best – with the information either inadequate or simply outdated. Given such lapses in data gathering, it’s anyone’s guess what kind of air most Indians were sucking into their lungs. In Delhi, at about 10 pm, […]
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An updated version of the air quality story
today’s et carries an updated version of the air quality story published yesterday — the story got reworked once i got the cpcb’s answers. as things stand, its answers resolved some of the questions in the previous avatar of the story and triggered newer ones. do take a look. and, here, the q&a with the […]
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On the proposed Air Quality Index (and flaws therein)
About six days ago, India released a draft Air Quality Index. The idea is unexceptionable. The Index seeks to make air quality more easily comprehensible by reporting air quality not as dry numbers of raw concentrations but as colour-coded assessments of health impacts — good, moderate, poor, very poor, hazardous, etc. In this story out […]
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Why India’s numbers on air quality cannot be trusted
For some time now, India has been putting out her air quality numbers. Visit the website of the Central Pollution Control Board (CPCB) or the State Pollution Control Boards (SPCBs) and you will find them. In the odd city, you will see LED displays giving real-time updates on air quality in the city. How accurate […]
Fractured/Earth 