Rises at 7:04 AM with 9:16 of sunlight, then sets at 4:20 PM
Rises at 9:24 AM with 10:19 of moolight, then sets at 7:43 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.