Related by context. Frequent words. (Click for all words.) 48 Antartica 48 Shearwater 46 Rothera 46 Antarctica 44 Artic 43 Permafrost 43 British Antarctic Survey 43 Antarctic 43 ptarmigan 42 Arctic explorer 42 Weddell Sea 42 hydrothermal vent 42 Antarctic Peninsula 40 Deadhorse 40 Ross Ice Shelf 40 Svalbard 40 seamount 39 Arctic Circle 39 arctic 39 Patagonia 39 Sir Ranulph Fiennes 39 Pelagic 38 Polar Regions 38 seamounts 38 Spitsbergen 37 McMurdo Sound 37 floe 37 polar 37 Seward Peninsula 37 fjord 37 McMurdo Station 37 Dolly Varden 37 Arctic 37 Hammerfest 36 expedition 36 Berghaus 36 icecap 36 Baffin Island 36 glacier 36 Ellesmere Island 36 Stromness 36 Hadow 36 snowfield 36 puffins 35 Everest expedition 35 Inuits 35 narwhals 35 IceCube 35 Gore Tex 35 Expedition 35 oceanic crust 35 icebound 35 subarctic 35 polar explorer 35 Helly Hansen 35 Ben Fogle 35 McMurdo 35 narwhal 35 glacial ice 34 Ernest Shackleton 34 Shetland Islands 34 Longyearbyen 34 ski mountaineering 34 Antarctic expedition 34 MBARI 34 Tristan da Cunha 34 Massif 34 circumpolar 34 Jurassic Coast 34 volcanic islands 34 Greenland 34 methane hydrates 34 polar expedition 34 Norwegian Polar 34 Scilly Isles 34 intertidal 34 Drake Passage 34 Patagonian 34 lithosphere 33 Polar Bear 33 northernmost tip 33 Mountain Hardwear 33 Antarctic peninsula 33 GoLite 33 supercontinent 33 Mount Elbrus 33 Galápagos 33 Turnagain Arm 33 Glaciers 33 Sandwich Islands 33 Greenland Ice 33 glaciers 33 musk ox 33 Shishmaref 33 igloo 33 NASA Cassini 33 Sir Ernest Shackleton 33 Polartec 33 marine sediments 33 continental crust 32 Aleutian