Rises at 7:07 AM with 10:27 of sunlight, then sets at 5:34 PM
Rises at 1:46 PM with 13:01 of moolight, then sets at 2:47 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.