Rises at 7:55 AM with 9:15 of sunlight, then sets at 5:10 PM
Rises at 2:18 PM with 13:58 of moolight, then sets at 4:16 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.