Related by context. Frequent words. (Click for all words.) 58 Serreze 56 NSIDC 55 Greenland ice 53 glaciologist 53 glaciers 52 glacial ice 50 glacier 50 Antarctic ice 50 Antarctic Peninsula 50 Landsea 50 melting permafrost 49 mountain glaciers 49 Trenberth 49 Antarctic Ice 48 polar ice 48 permafrost 48 greenhouse warming 48 British Antarctic Survey 48 atmospheric circulation 47 Steig 46 Antarctica 46 polar 46 Overpeck 46 IPY 46 USGS 46 Nature Geoscience 45 mid latitudes 45 oceanographers 45 Hadow 45 planetary scientist 45 seismometers 45 ice 44 decadal 44 Arctic Ocean 43 Geophysical Research 43 Arctic 43 meltwater 43 Antarctic 43 icebergs 43 atmospheric chemistry 43 ice crystals 42 World Meteorological Organization 42 plate tectonics 42 Ellesmere Island 42 ocean acidification 42 ice melts 42 refreezing 42 polar regions 42 glaciation 42 journal Nature Geoscience 42 NOAA 41 melting glaciers 41 melting 41 gas hydrates 41 Little Ice Age 41 volcanism 41 melting ice 41 climatology 41 lava dome 41 journal Geophysical Research 41 sediment cores 41 geoscientist 41 albedo 41 atmospheric carbon dioxide 41 atmospheric CO2 41 climatologists 41 Alaska Volcano Observatory 41 acidification 41 IceCube 41 sunspots 41 narwhal 40 Alfred Wegener Institute 40 vortices 40 ozone depletion 40 Oceanography Centre 40 greenhouse gas concentrations 40 Tibetan Plateau 40 oceanographer 40 polar bear populations 40 Greenland 40 seafloor 40 Lautenbacher 40 climatologist 40 volcanic activity 40 crustal 40 Glaciers 40 Himalayan glaciers 40 atmospheric concentrations 39 WMO 39 GOCE 39 Geological Survey 39 NCAR 39 World Meteorological Organisation 39 Scripps Institution 39 atmospheric sciences 39 Melting ice 39 gigatons 39 ocean currents 39 Saturn rings 39 Svalbard 39 manmade global warming