Rises at 6:43 AM with 9:55 of sunlight, then sets at 4:38 PM
Rises at 1:04 PM with 13:16 of moolight, then sets at 2:20 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.