Rises at 7:14 AM with 10:25 of sunlight, then sets at 5:39 PM
Rises at 7:03 PM with 13:39 of moolight, then sets at 8:42 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.