Are Electric Cars the Solution to Climate Change?

I think electric cars are a kind of catalyst for change, if you like. But I mean, they're certainly not going to replace 31 million petrol and diesel cars with 31 million electric cars. The choice that people as individuals have as to whether they drive or not is shaped to such a degree by the built environment. Some people simply don't have the option to not have a car because of when they live,. Because of the availability of public transport in their city.