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Winter is coming: Delhi’s annual battle for clean air begins

Whether measures enforced this time round will help cities rein in air pollution, given the ongoing pandemic, is a moot point. As Delhi's Air Quality Index (AQI) dips to "very poor" and "severe", the capital's authorities are enforcing GRAP strictly Winter is almost here and the perennial battle of the National Capital Region (NCR) against air pollution, arising out of both local factors and the burning of agricultural stubble, has begun once again. Air pollution control measures under the “very poor” and “severe” categories of the Graded Response Action Plan (GRAP) have been enforced in the NCR cities from October 15, and enforcement of anti-pollution norms by various agencies is currently under way. Whether these are able to rein in air pollution, especially with the added risk presented by the ongoing COVID-19 pandemic this year, remains to be seen. The GRAP is a set of emergency measures to be taken to reduce air pollution, including odd-even vehi...