4/26/2012 - U.S. Air Force Capt. Austin Lovejoy, 366th Civil Engineer Squadron, poses for a picture as a new tree is planted for Arbor Day April 25, 2012, Mountain Home Air Force Base, Idaho. Arbor Day began in Nebraska in 1872 . (U.S. Air Force photo/ Airman 1st Class Jonathan Glanville)

4/26/2012 - U.S. Air Force Col. Scott Moser, 366th Mission Support Group commander, reads a plaque about how Arbor Day began April 25, 2012, Mountain Home Air Force Base, Idaho. The Arbor Day celebration on base is in its fifteenth year. (U.S. Air Force photo/Airman 1st Class Jonathan Glanville)

4/26/2012 - U.S. Air Force Col. Scott Moser, 366th Mission Support Group commander, and Ann Bates, Idaho Tree City Correspondent, hold a flag showing during Arbor Day at Mountain Home Air Force Base, Idaho, April 25, 2012. The base takes part of Arbor Day by planting a tree to help the environment as well as create another new, and reusable resource. (U.S. Air Force photo by/ Airman 1st Class Jonathan Glanville)