Rises at 6:34 AM with 10:00 of sunlight, then sets at 4:34 PM
Rises at 11:08 AM with 12:00 of moolight, then sets at 11:08 PM
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.