December 12, 2013; 5:40 AM ET
Episodes of snow and slippery travel are forecast prior to the departure of arctic air this weekend around Detroit. more >
Rises at 7:55 AM with 9:07 of sunlight, then sets at 5:02 PM
Rises at 4:06 PM with 14:56 of moolight, then sets at 7:02 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.