U.S. Geological Survey:
Clouds Clearing
U.S. Geological Survey:
Multi-year ice
U.S. Geological Survey:
The View
U.S. Geological Survey:
Alligator Ice
U.S. Geological Survey:
Arctic Ice
U.S. Geological Survey:
Swirling Sky
U.S. Geological Survey:
Clearing up
U.S. Geological Survey:
Layers
U.S. Geological Survey:
Fog moves in
U.S. Geological Survey:
Reflection
U.S. Geological Survey:
Arctic Sky
U.S. Geological Survey:
The Floe
U.S. Geological Survey:
Above the Clouds
U.S. Geological Survey:
View from above
U.S. Geological Survey:
Frozen Rope
U.S. Geological Survey:
Polar Bear
U.S. Geological Survey:
Polar Bear
U.S. Geological Survey:
Polar Bear Breaks Ice
U.S. Geological Survey:
Polar Bear
U.S. Geological Survey:
On thin ice
U.S. Geological Survey:
Polar Bear
U.S. Geological Survey:
Blue Water
U.S. Geological Survey:
Arctic Ice
U.S. Geological Survey:
Blue Ice
U.S. Geological Survey:
Frozen Flag
U.S. Geological Survey:
Frosting
U.S. Geological Survey:
Arctic Ice
U.S. Geological Survey:
Blue Light
U.S. Geological Survey:
Arctic Ice
