Related by context. Frequent words. (Click for all words.) 58 hydrological cycle 55 atmospheric circulation 54 temperature salinity 54 atmospheric chemistry 53 polar caps 51 aerosol particles 51 ICESat 50 salinity 50 albedo 50 GOCE 48 terrestrial ecosystems 48 streamflow 47 evapotranspiration 47 mid latitudes 47 Computer simulations 47 CryoSat 47 hydrological 47 El Ninos 47 WMO 47 atmospheric 47 decadal 47 glacial melt 46 polar regions 46 soil moisture 46 dynamical 46 ocean currents 46 sunspot activity 46 CO2 concentrations 46 MARSIS 46 tide gauges 45 ENSO 45 irradiance 45 Landsea 45 hydrologic 45 greenhouse warming 45 CloudSat 45 equatorial Pacific 45 aerosols 45 stratospheric ozone 44 barometric pressure 44 ionosphere 44 vertical wind shear 44 atmospheric carbon dioxide 44 microscale 44 atmospheric CO2 44 storminess 44 tropical cyclones 44 Earth Observing 44 nitrogen fixation 44 climatological 44 oxygen isotopes 44 substorms 44 QuikScat 43 Greenland Ice 43 dissolved oxygen 43 computer simulations 43 Greenland glaciers 43 Greenland ice 43 CALIPSO 43 convective 43 MODIS 43 mountain glaciers 43 NSIDC 43 sediment cores 43 anisotropy 43 Nature Geoscience 43 Variability 43 geomagnetic field 43 TRMM 43 thermodynamic 43 latitudes 43 cirrus clouds 43 ozone depletion 42 crustal 42 synoptic 42 hydrology 42 geomagnetic storms 42 World Meteorological Organization 42 wind shear 42 Climatic 42 astrophysical 42 hydrodynamics 42 troposphere 42 oceanographic 42 University Lamont Doherty 42 harmful algal blooms 42 Atmospheres 42 Colaprete 42 Astrobiology 42 sunspots 42 shrinking glaciers 42 phytoplankton 42 Geophysical Research 42 abundances 42 greenhouse gas concentrations 41 Earth Observation 41 auroral 41 variability 41 remote sensing 41 alkalinity 41 glaciologists