New Delhi [India], November 1 (ANI): Delhi’s air quality, recently classified as “Very Poor,” showed signs of improvement this Diwali, with Environment Minister Gopal Rai attributing the positive change to the responsible actions of residents who chose to light diyas instead of bursting firecrackers. Rai said, “People had predicted that there would be a rise in the level of air pollution in Delhi on the next day of Diwali, but we can see that the pollution level has remained under control. This is the success of the collective efforts of the people of Delhi and all departments.” He also congra…