A full day of sunshine
Cold with thickening clouds
Rises at 7:11 AM with 9:13 of sunlight, then sets at 4:24 PM
Rises at 3:27 PM with 14:49 of moolight, then sets at 6:16 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.