European brown bear (Ursos arctos arctos), Finland

A close up view of a beetle on hogweed (Heracleum spp) found in the Solovetsky Islands, Arkhangelsk Oblast, White Sea, Russia, Arctic, Europe

Adult male Antarctic fur seals (Arctocephalus gazella) hauled out on ice near Brown Bluff, Antarctica, Polar Regions

Glacial iceberg detail from ice calved off the LeConte Glacier near Petersberg, Southeast Alaska, United States of America

Adult fin whale (Balaenoptera physalus) carcass in Holmabukta off the northwest of the Svalbard Archipelago, Norway

Adult fin whale (Balaenoptera physalus) carcass in Holmabukta off the northwest of the Svalbard Archipelago, Norway

Adult fin whale (Balaenoptera physalus) sub-surface feeding in the rich waters off the Svalbard Archipelago, Norway

Adult common (northern) minke whale (Balaenoptera acutorostrata) sub-surface feeding in the Svalbard Archipelago, Norway

A curious young polar bear (Ursus maritimus), approaches the ship on Spitsbergen in the Svalbard Archipelago, Norway

Two young polar bears (Ursus maritimus), feeding side-by-side on a fresh bearded seal kill on Spitsbergen, Svalbard, Norway

Whale bone on a beach, Baffin island, Nunavut, Canadian Arctic, Canada, North America

Algae on an ice block, Baffin island, Nunavut, Canadian Arctic, Canada, North America

Views of Base Presidente Eduardo Frei Montalva, Antarctica, Southern Ocean, Polar Regions

Aerial drone view of particular ice textures formed in the Hoffelsjokull glacier following global warming, Iceland, Polar Regions

Two mother polar bears (Ursus maritimus) with cubs of the year watch a male bear feeding on a fin whale carcass in Svalbard, Norway

Young curious female polar bear (Ursus maritimus), on fast ice near Hinlopen Strait in the Svalbard Archipelago, Norway

Adult brown bear pair (Ursus arctos) mock-fighting at Scidmore Cut in Glacier Bay National Park, Alaska, United States of America

Adult polar bear (Ursus maritimus), on multi-year ice floes off the coast of Edgeoya, Svalbard, Norway

Adelie penguin losing down feathers on ice, Antarctica, Polar Regions

Melt water on the Greenland ice sheet which is melting at an unprecedented rate due to human-induced climate change, near Camp Victor north of Ilulissat, Greenland, Polar Regions

The snout of the Eqip Sermia glacier at Camp Victor north of Ilulissat on Greenland's west coast, Polar Regions

The Russell Glacier draining the Greenland icesheet inland from Kangerlussuaq on Greenlands west coast, Greenland, Polar Regions

Icebergs from the Jacobshavn glacier (Sermeq Kujalleq), Greenland, Polar Regions

An Inuit fishing boat sails through icebergs from the Jacobshavn glacier (Sermeq Kujalleq), Greenland, Polar Regions