Question

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

Answer 1

For reducing vehicular pollution following steps were taken:

(i) Phasing out of old vehicles.

(ii) Use of unleaded petrol.

(iii) Use of low-sulphur petrol and diesel.

(iv) Use. of catalytic converters in vehicles.

(v) Application of stringent pollution level norms for vehicles, etc.

(vi) Use of CNG instead of petrol of diesel.

(vii) Use of CFL bulbs and tubes.

(viii) Use of pollution free public transport (metro)

All these efforts have significantly improved the air quality of Delhi. That recorded a substaintial fall in $C{O}_2$ and $S{O}_2$ levels.