Rises at 7:35 AM with 9:55 of sunlight, then sets at 5:30 PM
Rises at 3:47 PM with 14:07 of moolight, then sets at 5:54 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.