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Arctic Skua, Stercorarius parasiticus, Alkhornet, Svalbard The Arctic Skua or Parasitic Skua, (Stercorarius parasiticus) is the most common and regular breeding species in the circumpolar Arctic of the skua family Stercorariidae, It nests on dry tundra, higher fells and island...

By Peter Prokosch

Arctic mosses, Alkhornet, Svalbard Mosses form an important part of Arctic tundra habitats and grow thickly here, where there is sufficient water and soil. They can be so thick in places that walking on them gives the sensation of stepping on a soft mattr...

By Peter Prokosch

Moss campion, (Silene acaulis) Svalbard Silene acaulis, or moss campion, is a small mountain-dwelling wildflower that is common all over the high arctic and the higher mountains of Eurasia and North America. It is densely tufted, forming domed cushions comp...

By Peter Prokosch

Mountain Avens, (dryas octopetala) on dry arctic limestone ground, Svalbard Dryas is the name given to a series of cold climatic phases in Northwest Europe between 16,000 BP - 10,000 BP. Dryas III is better known as The Big Freeze. The cold phases are so named because Dyrus octopetala flourished...

By Peter Prokosch

High Arctic landscape on Svalbard with Mountain Avens (dryas octopetala) Dryas is the name given to a series of cold climatic phases in Northwest Europe between 16,000 BP - 10,000 BP. Dryas III is better known as The Big Freeze. The cold phases are so named because Dyrus octopetala flourished...

By Peter Prokosch

Mountain Avens (Dryas octopetala), Svalbard Dryas is the name given to a series of cold climatic phases in Northwest Europe between 16,000 BP - 10,000 BP. Dryas III is better known as The Big Freeze. The cold phases are so named because Dyrus octopetala flourished...

By Peter Prokosch

Falling ice from glacier front with blue ice , Svalbard Glacial ice appears blue under immense pressure. Snow falling onto ice is compressed as the glacier winds its way through valleys, to a body of water (river, lake, ocean etc.) During its travels, air bubbles trapped in t...

By Peter Prokosch

Glacier front with meltwater fall and blue ice Svalbard Glacial ice appears blue under immense pressure. Snow falling onto ice is compressed as the glacier winds its way through valleys, to a body of water (river, lake, ocean etc.) During its travels, air bubbles trapped in t...

By Peter Prokosch

Glacier front with blue ice, Svalbard Glacial ice appears blue under immense pressure. Snow falling onto ice is compressed as the glacier winds its way through valleys, to a body of water (river, lake, ocean etc.) During its travels, air bubbles trapped in t...

By Peter Prokosch

Swedish cornel (Cornus suecica,) Bø, Vesterålen, Norway Cornus suecica (Swedish Cornel or Bunchberry) is a species of flowering plant in the genus Cornus (dogwoods), native to cool temperate and subarctic regions of Europe and Asia.

By Peter Prokosch

Polar bears feeding on sea ice, Svalbard More than any other animal, the polar bear, Ursus maritimus, is recognized as the symbol of the Arctic. With white fur and a sub-skin blubber providing insulation, the polar bear has adapted to live in severe cold condit...

By Peter Prokosch

Polar bears, Svalbard More than any other animal, the polar bear, Ursus maritimus, is recognized as the symbol of the Arctic. With white fur and a sub-skin blubber providing insulation, the polar bear has adapted to live in severe cold condit...

By Peter Prokosch

Red Knots (Calidris canutus islandica,) feeding at Porsanger Fjord, Northern Norway The Red Knot is a migratory shorebird that travels up to 20,000 km twice a year from its breeding grounds on the high Arctic tundra to its southern non-breeding sites. Along with having one of the longest total migration...

By Peter Prokosch

By Peter Prokosch

Nepalese township Climate change is believed to contribute to extreme weather events and possibly to increase the frequency and magnitude of natural hazards and associated disasters, exacting high economic and social costs. Recent...

By Lawrence Hislop

Irrigation system, Nepal One of the chief challenges in the coming decades will be to capture and store excess water during periods of high water availability. We are likely to experience more extreme melting, as well as extreme events of ra...

By Lawrence Hislop

Nepalese township and Himalayas Glaciers originate from accumulations of snow and ice and flow down the slope in response to gravitational forces, and grow or shrink as a result of exchanges of mass and energy. Glaciers gain mass mainly by snowfall, ...

By Lawrence Hislop

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