Related by context. Frequent words. (Click for all words.) 79 glacier 75 Glaciers 69 Greenland ice 68 polar ice 68 melting glaciers 64 Himalayan glaciers 64 Antarctic ice 62 glacial 62 permafrost 61 Antarctic Peninsula 61 Antarctica 59 Arctic Ocean 59 oceans 57 Himalayas 57 volcanoes 57 melting ice 57 mountain ranges 55 atmospheric carbon dioxide 54 polar regions 54 icebergs 54 coral reefs 54 Greenland 53 magma 53 lava flows 53 Arctic 52 volcanic activity 52 Antarctic 52 volcanic eruptions 52 polar 52 lakes 51 sediments 51 Earth crust 51 extinctions 50 acidification 50 geologic 50 tundra 50 marine ecosystems 50 snowpack 49 snowmelt 49 ocean currents 49 sediment 49 tropical forests 49 mammoths 49 climatologists 49 ecosystems 49 melting 48 earth crust 48 water vapor 48 polar bears 48 rivers 48 mountain peaks 48 ice melts 48 biodiversity 48 crevasses 48 lichen 47 corals 47 tropics 47 tropical forest 47 Geophysical Research 47 freshwater 46 wolverines 46 Glacier 46 active volcanoes 46 lava 46 habitats 46 ocean 46 aquifers 46 reefs 46 grasslands 46 biosphere 45 mammals 45 latitudes 45 Ice Age 45 anthropogenic 45 landmass 45 arctic 45 ocean acidification 45 oceanic 45 sedimentation 45 British Antarctic Survey 45 lowlands 45 Melting 45 hydrological 44 mass extinction 44 rainforests 44 geysers 44 molten rock 44 fossils 44 rock formations 44 plankton 44 river basins 44 ridges 44 Tibetan plateau 44 Mount Kilimanjaro 44 avalanches 44 grizzly bears 44 basalt 44 volcanos 44 desertification 44 lynx 44 Himalaya