India, Dec. 26 -- Even as Delhi witnessed a brief improvement in air quality over the past few days, Environment Minister Manjinder Singh Sirsa on Thursday urged citizens not to lower their guard against pollution, saying sustained vigilance is crucial to winning the battle for clean air.

In a post on X in Hindi, Sirsa said the recent improvement in the AQI and the relief from pollution were "comforting," but warned that it was not the time to relax.

He asserted that the Government would continue its strict action against polluting industries and vehicles.

The minister also called on citizens to actively support the measures taken by the government under the leadership of Chief Minister Rekha Gupta to curb pollution.

He appealed to peop...