There is something alluring about the principle of dirtbikes, flying through the wilds with ease. But the reality is somewhat different, loud and polluting they feel at odds with the environment they are designed to cover.  Now Sweden's Cake has created something that actually feels like a natural fit - an electric dirtbike. The KALKmodel is silent and sleek and can do 50 miles on a single charge. Read more at The Field here.