Driving less may be as easy as riding a bike — a big electric one

CENTRAL PARK, New York — When I first hop onto the 70-pound bicycle, my balance is a bit off-kilter. Two tubs flank the front wheel, and the back is outfitted with two larger containers and a sturdy metal rack. On a brisk afternoon in mid-May, I wobble my way into the bike lane that loops through New York City’s…