The Nordic country leads the world due to environmental concerns, but also big subsidies
There is a low hum that Norwegians have grown used to as they walk down their streets. The sound of Teslas, Nissan Leafs, BMW i3s, VW e-Golfs and Kia Souls gliding past each other.
While electric cars are increasingly noticeable in most capital cities, the sheer number in Oslo and throughout the rest of the country can surprise visitors. Norway has been described as a world leader and last year more than half of new car sales were electric or hybrid.