Related by context. Frequent words. (Click for all words.) 65 spatial scales 63 biogeochemical 62 isotope ratios 61 magnetic susceptibility 60 elemental composition 59 hydrologic cycle 58 remotely sensed 58 marine sediments 58 temperature gradients 58 terrestrial ecosystems 58 microstructural 58 zonation 58 geomorphology 58 tropospheric 57 isotopic composition 57 numerical modeling 57 biogeochemistry 56 forcings 56 oxygen isotope 56 Variability 56 physicochemical 56 geoid 55 faunal 55 variability 55 deglaciation 55 hydrothermal activity 55 sorption 55 bathymetry 55 refugia 55 chemical reactivity 54 biophysical 54 lake sediments 54 landforms 54 paleoclimate 54 fluxes 54 aerosol particles 54 solar irradiance 54 mesoscale 54 osmium 54 gravity anomalies 54 Geochemistry 53 ground truthing 53 nitrogen fixation 53 cryosphere 53 InSAR 53 sulfide minerals 53 morphologies 53 isotopic 53 Polar Regions 53 systematics 53 atmospheric CO 53 Dry Valleys 52 Cenozoic 52 hydrological cycle 52 oxygen isotopes 52 hydro geological 52 magmas 52 nonlinearity 52 erosional 52 abundances 52 insolation 52 Remote sensing 52 El Niño Southern Oscillation 52 ocean salinity 52 uranium thorium 52 planktonic 52 soils 52 glacial melt 52 mineralogy 52 electron density 52 particle sizes 52 microbial ecology 52 anomalism 52 igneous rocks 52 anisotropy 52 atmospheric nitrogen 52 phytoplankton blooms 51 photoperiod 51 loess 51 abiotic 51 irradiance 51 subcellular 51 spatial 51 Fig. 1A 51 morphology 51 post translational modifications 51 atmospheric chemistry 51 microfossils 51 biota 51 lunar craters 51 topographies 51 quantitative measurements 51 biogeography 51 partial differential equations 51 prokaryotic 51 geochemistry 50 substorm 50 sediment cores 50 foraminifera 50 metamorphism 50 kimberlite indicator minerals