Times of clouds and sun
Rises at 8:11 AM with 9:04 of sunlight, then sets at 5:15 PM
Rises at 4:51 AM with 10:03 of moolight, then sets at 2:54 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.