Other potential factors that influence planning strategies are how big of a role the harsh weather in Iceland plays in the choice of travel mode and what the impact of more environmental friendly vehicles, like electrical cars, will have on the modes of transportion.
Aðrir áhrifaþættir geta verið vegna atriða sem rannsaka þarf nánar svo sem áhrif íslensks veðurfars á samgönguval og tilkomu vistvænna bifreiða.