A snowboarder enjoys superb spring snow high on the famous Valley Blanche ski run, one of the world's most celebrated glacier descents, with Mont Blanc Du Tacul in the distance, Mont Blanc, Chamonix, western Alps, France, Europe

Young adult bull southern elephant seal (Mirounga leonina) close up while swimming in glacier run off, South Georgia Island, Polar Regions

The Lindblad Expedition ship National Geographic Explorer near glacial run-off in the Svalbard Archipelago, Norway, Arctic, Europe

The Lindblad Expedition ship National Geographic Explorer near glacial run-off in the Svalbard Archipelago, Norway, Arctic, Europe

Adult Subantarctic Skua (Catharacta antarctica lonnbergi) cleaning itself in glacier run off at Stromness Bay, South Georgia, Polar Regions

Ski run and t-bar lift, Jochdohle mountain, 3150m, Stubai glacier, Tyrol, Austria, Europe

Ski run and t-bar lift, Jochdohle mountain, 3150m, Stubai glacier, Tyrol, Austria, Europe

Ski run and Fernau Bahn chairlift at the Stubai glacier, Tyrol, Austria, Europe

Stubai Glacier, ski piste, ski lift, sunny slope, Tyrol, Austria, Europe

Greenland dogs pulling a sledge over snow, Greenland

Stubai Glacier, skiing slopes, Eisgratbahn rail, Tyrol, Austria, Europe