Rises at 7:35 AM with 10:00 of sunlight, then sets at 5:35 PM
Rises at 2:33 PM with 13:34 of moolight, then sets at 4:07 AM
Dec 5, 2013; 5:00 AM ET December is a popular month to travel because of the holidays. Some of that travel is not helping the environment. Valerie Smock explains which mode of transportation is best for the Earth.