Plans to ban the sale of new diesel and petrol cars by 2040 in a bid to encourage people to buy electric vehicles are a "tall order" and will place unprecedented strain on the National Grid, motoring experts have warned.

Michael Gove, the Environment Secretary, has warned that Britain "can't carry on" with petrol and diesel cars because of the damage that they are doing to people's health and the planet. "There is no alternative to embracing new technology," he said.