Related by context. Frequent words. (Click for all words.) 65 marine sediments 62 hydrological cycle 61 sediments 60 volcanism 59 lake sediments 59 sediment cores 59 sediment 59 meltwater 58 crustal 58 magmatic 58 polar caps 58 glaciation 58 journal Geology 58 glacial melt 57 landforms 57 subsurface 56 aerosol particles 56 diatom 56 terrestrial ecosystems 56 hydrothermal 56 permafrost 56 diatoms 55 geologic 55 basalts 55 methane hydrates 55 lithosphere 55 Antarctic Ice 55 glacier melt 55 Antarctic ice 55 mid latitudes 55 Quaternary 54 biota 54 Greenland Ice 54 glacial 54 glaciers 54 Weddell Sea 54 methane hydrate 54 Tibetan Plateau 54 Geochemistry 53 tectonics 53 seismicity 53 Nature Geoscience 53 geologically active 53 atmospheric circulation 53 magma 53 Saturn moon Enceladus 53 plate tectonics 53 hydrological 53 glaciologists 53 sedimentary 53 seamount 53 glacial till 53 landform 52 glacial ice 52 mountain glaciers 52 nitrogen fixation 52 volcanic 52 gas hydrates 52 sedimentation 52 volcanically active 52 snow melt 52 sediment samples 52 volcanic gases 52 glacier 52 oxygen isotopes 51 sedimentary rock 51 atmospheric chemistry 51 Greenland glaciers 51 water vapor 51 mineralizing 51 caldera 51 basalt 51 geological 51 fluvial 51 melting permafrost 51 Late Cretaceous 51 Greenland ice 51 polar ice 51 microscopic organisms 51 ICESat 50 volcanic activity 50 oceanic 50 Carboniferous 50 hydrologic 50 polar regions 50 temperature gradient 50 stalagmites 50 subduction zones 50 journal Geophysical Research 50 intertidal 50 Permafrost 50 thermosphere 50 streamflow 50 geological formations 50 dynamical 50 ocean acidity 50 snowmelt 50 anoxic 50 ejecta 50 ENSO 50 troposphere