Heat wave leads to deadly ozone pollution in Delhi

Heat wave leads to deadly ozone pollution in Delhi

by The Daily Eye Team June 11 2014, 9:45 am Estimated Reading Time: 0 mins, 52 secs

Rising NOx levels and volatile gases in the air, primarily from vehicles, form the recipe for ozone Delhi has witnessed significant ozone build-up this summer, shows a latest analysis done by the Centre for Science and Environment (CSE). A study of the real-time air quality data available from the key monitoring locations of the Delhi Pollution Control Committee (DPCC) for the period January to early June 2014 shows rapid build-up of ozone and more frequent violation of standards this summer. CSE experts say warmer temperatures and the extreme heat waves are threatening to increase the frequency of days with unhealthy levels of ozone?with serious public health consequences. Read more on ozone pollution Deadly ozone Ground-level ozone is not directly emitted by any source. This is formed when oxides of nitrogen (NOX) and a range of volatile gases?primarily from vehicles and other sources?are exposed to each other in sunlight. Warm and stagnant air increases the formation of ozone, which is known to be extremely hazardous for human health.

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