Rises at 7:39 AM with 9:56 of sunlight, then sets at 5:35 PM
Rises at 7:02 PM with 14:01 of moolight, then sets at 9:03 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.