Mostly sunny and frigid
Seasonably cold with increasing cloudiness
Rises at 7:18 AM with 9:06 of sunlight, then sets at 4:24 PM
Rises at 1:36 PM with 14:02 of moolight, then sets at 3:38 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.