1. 10 Cars to save the planet

2. Type of cars. Hybrid (Petrol and Electric) Electric Diesel and a few are petrol

3. Toyota Prius. Average cost : £17,545 MPG: 65.7 0-60 mph: 11 seconds Top Speed: 102 mph Range between refuelling: 104 miles Co2/km: 104g Type of car: Hybrid.

4. G- Wiz Average price: £6,999 MPG n/a 0-60 mph: n/a Top speed: 40 mph Range between refuelling: 40 miles Co2/ km: nil Type of car: Electric.

5. Piaggio MPV Average price: £16,495 MPG: n/a 0-60 mph: n/a Top speed 36 mph Range between refuelling: 100 miles Co2/km: nil Type of car: Electric.

6. Lexus RX 400h. Average price: £35,485 MPG: 34.9 0-60 mph: 7.6 seconds. Top speed: 124 mph Range between refuelling: 490 miles Type of car: Hybrid.

7. Aixam Mega Average Price: £9,590 MPG: n/a 0-60 mph: n/a Top speed: 30 mph Range between refuelling: 62 miles Co2/km: nil Type of car: electric.

8. Aixam A.751 Average Price: £7,500 MPG: 80 0-60 mph: n/a Top speed: 50 mph Range between refuelling: 300mph Co2/km : ‘low’ Type of car: diesel.

9. Vauxhall Corsa Dual Fuel 1.2 Average price: £12,015 MPG: 38.2 0-60 mph: 10.9 secs Top speed: 109 mph Range between refuelling: 644 miles Co2/km: 119g Type of car: petrol/LPG

10. Honda Civic IMA Average price: £15,230 MPG: 57.6 0-60 mph: 13 secs Top speed: 108 mph Range between refuelling: 640 miles Co2/ km: 116g Type of car: Hybrid

11. Morris Minor Average Price: £400 - £5000 MPG: about 40 0-60 mph: 27 secs Top speed: 75 mph Range between refuelling: 260 miles Co2/km: Not measured Type of car: Petrol.

12. Smart LPG conversion Average Price: £6,810 MPG: 50+ 0-60 mph: 17.7 secs Top speed: 84mph Range between refuelling: 250 mph Co2/km: 90g