Those are big problems in Europe . '' Research suggests that 80 % of grocery trips could be made by bicycle . Cargo bikes could accommodate half of all trips made in urban centers . Though delivery bikes account for 3 % EU of traffic , they contribute to 10 % of fatal accidents .
Research suggests that 80 % of grocery trips could be made by bicycle . Cargo bikes could accommodate half of all trips made in urban centers . Though delivery bikes account for 3 % EU of traffic , they contribute to 10 % of fatal accidents .