Rises at 6:40 AM with 9:47 of sunlight, then sets at 4:27 PM
Rises at 10:30 AM with 11:31 of moolight, then sets at 10:01 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.