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Glaciers are sensitive indicators of global warming. The photograph shows the Moreno Glacier where it enters Lago Argentino, Patagonia. The water in the lake is around 14ºC in summer, melting the ice face from beneath, leaving huge masses of ice hanging. As the photograph shows, when the overhang weight is larger than the shear force strength of the ice wall, gigantic ice block crash into Lago Argentino, eroding the glacial front wall. Moreno Glacier if one of the few glaciers in the world where the erosion at the front is still slower than the replenishment from behind. Global warming is steadily warming the surface waters of Lago Argentino leading to a more rapid erosion at the glacial front. In this sense the Moreno Glacier is a benchmark for global warming since once the Moreno Glacier starts to retreat, global warming impact will be global.
Salmon Glacier the 7th largest glacier in North America, located in the town of Hyder, Alaska but situated within British Columbia.
Winter landscape, amazing sundown in winter , Poland Europe, river valley Knyszyn Primeval Forest
Close-up of two Weddell seals -Leptonychotes weddellii- resting on a small iceberg near Danco Island on the Antarctic peninsula
Icebergs in the glacier lagoon Jökulsárlón, southeast Iceland.
View at the pack ice in the arctic
Columbia Glacier off of College Fjord, Prince William Sound, is one of the largest glaciers along Alaska's coast and is the second fastest in the world, moving at 80 feet per day.  Its source is Einstein Mountain in the Chugach Mountains.
Icelandic scenery
Antarctic scenery with a seal in Cuverville Island
ice forming on lake in early winter
Landscape in Iceland, ice pieces on beach
Diamond Beach is a striking black-sand beach famed for the huge, glistening iceberg fragments drifting ashore.
Photo of a glacier in Iceland. Film and grain simulation on processing.
Winter landscape in Bavaria with the drone as an aerial photograph
Landscape at the frozen lagoon in winter.
Antarctica mountains and sea. South Pole. On a sunny day. High quality photo
Aerial View of the Forest with Snow
First day of winter, heavy snow in Bucharest city, Romania
Blue glacier as background
Aerial view of winter mountains, river and small town. Beautiful sunset with orange and blue clouds.
HDR photo of turquoise frozen lake in winter time, Plitvice national park, Croatia.
Crystal clear, melted ice floes on the shoreline
A tall icecap towers over Winter Island, home of the historic Wordie House.
Perito Moreno glacier view, Patagonia landscape, Argentina. Patagonian landmark
Aerial views of a deep blanket of snow covering the Cape Breton coastline in February 2017.
taken in springtime
Nigardsbreen Norway
Overcast, gloomy day and heavy snowfalls in Turkey. Snow-covered citrus trees. Bright fruits of tangerines, oranges and lemons during a snowfall
A jumble of large ice blocks formed on the pack ice in the arctic ocean
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