Related by context. Frequent words. (Click for all words.) 67 glaciers 63 meltwater 63 mountain glaciers 62 Tibetan Plateau 61 glacier 61 melting glaciers 61 greenhouse warming 58 Greenland ice 58 Himalayan glaciers 56 glaciation 56 volcanism 56 snowmelt 55 atmospheric CO2 54 polar ice 54 hydrological 54 atmospheric carbon dioxide 54 atmospheric circulation 53 anthropogenic 53 monsoon rainfall 52 glacial 52 glacial ice 51 desertification 51 Himalayas 51 glaciologist 51 ocean currents 51 plate tectonics 51 acidification 50 rivers 50 mountain snowpack 50 albedo 50 oceans 50 streamflow 49 freshwater 49 Little Ice Age 49 salinity 49 water vapor 49 Glaciers 49 upwelling 49 irrigated agriculture 49 climatologists 49 sedimentation 49 greenhouse gas concentrations 49 precipitation 49 melting ice 49 sediment 48 arid regions 48 troposphere 48 snowpacks 48 Global warming 48 Antarctic ice 48 landforms 48 siltation 48 permafrost 48 damming 48 melting 48 extinctions 48 Tibetan plateau 48 eutrophication 47 crustal 47 polar regions 47 mass extinctions 47 monsoons 47 geologic 47 silting 47 lava flows 47 hydrologic 47 El Niño 47 atmospheric chemistry 47 river valleys 47 groundwater pumping 47 climate change 47 global warming 47 climatological 47 volcanic activity 47 rainfall 47 hydrology 47 ocean acidification 47 oxygen depletion 47 deforestation 47 boreal 47 soil erosion 47 Melting snow 46 seismicity 46 snowpack 46 climatic 46 La Niña 46 tropics 46 El Nino 46 river basins 46 Nature Geoscience 46 Arctic Ocean 46 sediments 45 Ganges 45 urbanization 45 USGS 45 La Nina 45 river basin 45 deltas 45 evaporation 45 Geophysical Research 45 Droughts