By the efforts made by Government, the air quality of Delhi has significantly improved. A substantial fall has been found in Delhi between 1997 and 2005, for the

In 1990s Delhi ranked 4th among the most polluted cities of the world. But now, air quality of Delhi has significantly improved mainly by switching vehicles from diesel to CNG. (a) Expand CNG (b ) CNG is better than diesel. Comment

In 1990s, Delhi ranked 4^(th) among the most polluted cities of the world. But now air aqulity of Delhi has significantly improved manily by switching vehicles from diesel to CNG. a. Expand CNG. b. CNG is better than diesel .Comment .

Statement- I : Air quality in Delhi has improved significantly, compared to past. Statement- II : The public transport system in Delhi changed the fuel from diesel to CNG.

Statement- I : Air quality in Delhi has improved significantly, compared to past. Statement- II : The public transport system in Delhi changed the fuel from diesel to CNG.

What initiatives were taken for reducing vehicular air pollution in Delhi? Has air quality improved in Delhi?

What initiatives were taken for reducing vehicular air pollution in Delhi? Has air quality improved in Delhi ?

What initiatives were taken for reducing vehicular air pollution in Delhi? Has air quality improved in Delhi?

What initiatives were taken for reducing vehicular air pollution in Delhi? Has air quality improved in Delhi?