Odd days are here

The odd-even traffic restriction rule is back in Delhi for the next fortnight. The plan now is to have this restriction for 15 days every month and once the residents of Delhi get used to it, to make it a permanent rule. Sundays are exempt.

So what is different from the first time this restriction rule was applied in January 2016 to reduce air pollution? All previous exemptions stay and in addition cars with children in school uniforms are...