The asphalt was not environmentally friendly enough. Now more Oslo streets have to wait until next year.

New environmental requirements for asphalt delay the upgrade of several Oslo streets. Check which 262 roads are next.

– I notice that the asphalt is a bit annoying. When you roll it, you notice that it shakes.

15-year-olds Ethan Smith and Oliver Redigh Drønnesund have embarked on a long trip. The roller skiers steer between many holes in Maridalen.