More of us on the road means more energy consumption. Can we find a way to make automobiles sustainable for the future?

In today's Presentation of the Day, "The Making of an Energy-Efficient Car" from PKN Aalborg Vol. 14, researcher Esben Holm and his team work towards the lofty goal of creating a competent hydrogen-powered vehicle. Esben discusses the challenges present in developing such a car, and the struggles of working with alternative energy engines.