In the early December 2012, Capital Delhi was in news for smog due to increased air pollution. Smog
Channel: Doubtnut
Date: 26/01/2020

In the early December 2012, Capital Delhi was in news for smog due to increased air pollution. Smog resulted in reduced visibility and consequent road accidients, traffic jams,and also caused harmful effects to biotic components in the capital. (i) What is smog? Is it is primarily or secondary pollutant? (ii) Justify by giving two reasons why is it harmful to human beings.