The undisclosed air pollutants
How furnace oil and pet coke are choking us as policy fails to stay ahead of underground developments
How furnace oil and pet coke are choking us as policy fails to stay ahead of underground developments
How furnace oil and pet coke are choking us as policy fails to stay ahead of underground developments
India has set ambient air quality standards for several pollutants. According to the rules of the Central Pollution Control Board (CPCB), the annex monitoring agency, the national ambient air quality standards (NAAQS) should be met for at least 98 per cent of the days in a year.
Delhi is used to winter smogs. But this year’s haze has been particularly severe because pollution levels in the city have gone up manifold – PM10 has increased by 47 per cent between 2000 and 2011, while nitrogen dioxide has gone up by 57 per cent