Related by context. Frequent words. (Click for all words.) 50 icecaps 47 Antarctica 46 Antartica 45 methane hydrates 44 Antarctic 44 arctic 44 Weddell Sea 44 Arctic 43 Melting ice 43 melting permafrost 43 gas hydrates 43 tropics 42 glaciers melt 41 methane hydrate 41 Arctic Ocean 41 icecap 41 seabed 40 tundra 40 glaciers melting 40 ocean 40 hotter summers 40 Polar Regions 40 Artic 40 warmer drier 40 continental drift 40 floes 40 melting polar 40 ice melts 40 river deltas 39 icebergs 39 Antarctic ice 39 polar caps 39 Greenland 39 Seabed 39 oceans 39 Antarctic peninsula 38 Ross Ice Shelf 38 caribou herds 38 thawing permafrost 38 equatorial regions 38 glacial melting 38 Pacific Ocean 38 glaciers 38 warmer winters 38 glacier melt 38 oceanographers 38 seafloor 37 Arctic Circle 37 floe 37 continental shelf 37 peat bogs 37 subtropics 37 rainier 37 subsurface 37 moon Europa 37 McMurdo Sound 37 permafrost 37 vast expanses 37 polar 37 polar regions 37 icebound 37 intertidal 37 glacial melt 37 ice 37 melting glaciers 36 desalinated 36 oceanic crust 36 continental crust 36 Global Warming 36 admiral asks 36 El Nino warming 36 Meridiani 36 British Antarctic Survey 36 Arctic tundra 36 plate tectonics 36 Greenland Ice 36 warmer 36 Icebergs 36 Mark Serreze 36 melting ice 36 sea 36 Antarctic Ice 35 Antarctic Peninsula 35 retreating glaciers 35 landforms 35 Hadow 35 Tristan da Cunha 35 North Slope 35 Glaciers 35 Seward Peninsula 35 ocean ridges 35 ecosystems 35 Volcanic eruptions 35 mid latitudes 35 colder 35 warmer climes 35 undersea 35 frozen tundra 35 Drake Passage 35 warmer temperatures 35 cold climates