Earth Science Picture of the Day

12/01/09 Refraction and Diffraction

12/02/09 Halo Display Above Granby, Colorado

12/03/09 Creux du Van

12/04/09 Zodiacal Light from Mauna Kea

12/05/09 * Cathedral Rock

12/06/09 Slot Canyon in Southwestern Virginia

12/07/09 Mechanical Weathering and Root Pry

12/08/09 Elephant Trunk Nebula

12/09/09 Snowfall in Houston, Texas

12/10/09 Table Mountain

12/11/09 Noctilucent Clouds Over Weikersheim, Germany

12/12/09 Cirrocumulus and Altocumulus Clouds

12/13/09 Wild, Wild Western Oklahoma Panhandle

12/14/09 Purple Light and Twilight Arch

12/15/09 Banff Wildlife Crossing Bridge

12/16/09 * Shimmer Tree

12/17/09 Santa Cruz Surfer and Surfer Bow

12/18/09 Snowdrift on Keweenaw, Michigan

12/19/09 Shuttlecock Fern

12/20/09 Omega Sunrise

12/21/09 * Mendenhall Glacier

12/22/09 Cirrus Tree

12/23/09 Christmas Tree Nebula

12/24/09 East Coast Snowstorm

12/25/09 * Bentley Hexagonal Plate Crystal

12/26/09 * Frost Crystals on Georgian Bay, Ontario

12/27/09 White Rocks and Uric Acid

12/28/09 Mars on Earth

12/29/09 Rose Hips and Snow in Scotland

12/30/09 Cave Point Karst

12/31/09 Blue Earth, Blue Moon