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5. Green car technologies

Car features Green car technologies

• How hybrid, electric and hydrogen cars work, and what they offer drivers
• Which green fuels will last – and which won't
• Fuel-saving features on future green cars
• Green tweaks that can be made to conventional cars

What's in this guide

1. Green cars explained

   Going green is good for the environment and could land you with a refined, reliable motor.

2. Hybrid cars

   The electric motors in green hybrid cars can support or substitute combustion engines.

3. Diesel hybrid cars

   Peugeot aims to sell the first diesel hybrid in 2010 – with a claimed economy of 83mpg.

4. Hydrogen hybrid cars

   Hydrogen cars are already in production, but they're not yet a practical choice.

5. Hydrogen fuel cell cars

   Could zero-emission cars of the future be powered by liquid hydrogen?

6. Stop-start systems

   Turning the engine off when a car stops is an obvious way to save fuel.

7. Brake energy regeneration

   New technology makes it possible to harness the energy that's lost through braking.

8. Gearbox and aero tweaks

   Tweaking conventional cars to make them greener is a cheaper option.

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