Related by context. Frequent words. (Click for all words.) 62 polar caps 56 polar ice 56 glaciers 53 mountain glaciers 52 Greenland ice 52 melting 52 melting ice 52 melting glaciers 52 oceans 50 Arctic Ocean 50 Arctic 49 melting permafrost 49 Antarctic ice 48 manmade global warming 48 greenhouse warming 48 melting polar 48 glacial melt 47 permafrost 47 polar regions 46 meltwater 46 glacier 46 Glaciers 46 planet 46 global warming 46 Himalayan glaciers 46 arctic 46 greenhouse gas concentrations 45 Antarctica 45 earths 45 species extinctions 45 glacial ice 45 gigatonnes 45 landmasses 44 atmospheric carbon dioxide 44 atmospheric concentrations 44 Permafrost 44 ice melts 44 Global warming 44 biosphere 43 refreezing 43 mass extinctions 43 ozone depletion 43 polar 43 Artic 43 atmospheric CO2 43 floods droughts 43 sunspot activity 43 icebergs 42 anthropogenic climate 42 protective ozone layer 42 polar bears 42 tundra 42 ocean currents 42 gigatons 42 global warming alarmists 42 Antarctic Ice 42 Medieval Warm Period 42 Martian surface 42 anthropogenic global warming 42 Planet Earth 42 plate tectonics 42 polar bear habitat 42 melt 42 CO2 concentrations 41 moon Europa 41 Earth 41 Greenland 41 melting Arctic 41 equatorial regions 41 NSIDC 41 Antartica 41 Ice Age 41 Little Ice Age 41 glacial lakes 41 ocean 41 Melting ice 40 Serreze 40 extinctions 40 landmass 40 volcanoes 40 circumpolar 40 glacial 40 Arctic Circle 40 snow melt 40 Global Warming 39 water vapor 39 gas hydrates 39 Arctic tundra 39 climate change 39 Melting 39 volcanic eruptions 39 global warming skeptics 39 sea 39 snowmelt 39 ozone layer 39 climatological 39 glaciation 39 Climatologists 39 Earth crust 39 alarmists 39 heat trapping carbon dioxide