1. Use of CNG (Compressed Natural Gas) for its public transport system.
2. Phasing out of old vehicles.
3. Use of unleaded petrol.
4. Use of low sulphur petrol and diesel.
5. Use of catalytic converter in vehicles.
6. Application of Euro II norms for vehicles.
Because of above mentioned steps taken up by the Government, the air quality of Delhi improved with a substantial fall in carbon monoxide, oxides of sulphur and nitrogen level between 1997-2005.
List all the wastes that you generate, at home, school or during your trips to other places. Could you very easily reduce the generation of these wastes? Which would be difficult or rather impossible to reduce?
Match the following
| A. Catalytic converter | (i) Particulate matter |
| B. Electrostatic precipitator | (ii) Carbon monoxide and nitrogen oxides |
| C. Earmuffs | (iii) High noise level |
| D. Earmuffs | (iv) Solid wastes |
(a) Radioactive wastes.
(b) Defunct ships and e-wastes.
(c) Municipal solid wastes.
(a) Greenhouse gases.
(b) Catalytic converter
(c) Ultraviolet B
