Partly sunny and cold
Rises at 7:50 AM with 9:00 of sunlight, then sets at 4:50 PM
Rises at 1:32 PM with 13:36 of moolight, then sets at 3:08 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.