Related by context. Frequent words. (Click for all words.) 60 Rignot 59 biogeochemistry 58 atmospheric circulation 56 cryosphere 56 Nature Geoscience 56 Niels Bohr Institute 56 Romanovsky 56 atmospheric chemistry 55 terrestrial ecosystems 55 Polar Regions 55 hydrological cycle 54 paleoclimate 54 deglaciation 54 biogeochemical 54 journal Geophysical Research 54 Overpeck 54 geomorphology 54 glacial melting 54 poleward 53 NCAR scientist 53 Zachos 53 Amstrup 53 polar caps 53 glacial retreat 52 Biogeography 52 Scambos 52 hydrologic cycle 52 superfluidity 52 greenhouse warming 52 clathrates 52 climate modelers 52 atmospheric chemist 52 Robock 52 Planetary Science Institute 52 bathymetry 52 Serreze 51 aerosol particles 51 numerical modeling 51 Snowball Earth 51 admiral asks 51 University Lamont Doherty 51 microbial ecology 51 mid latitudes 51 glaciology 51 tropospheric 51 Atmospheric Chemistry 51 foraminifera 51 Geochemistry 50 oxygen isotopes 50 Climate Impact Assessment 50 ocean acidity 50 polar regions 50 journal Geology 50 astrobiologists 50 mesosphere 50 aragonite 50 planetary geologist 50 AP Interview CG 50 diatoms 50 Comiso 50 Helmholtz Centre 50 Landsea 50 MBARI 49 glacial melt 49 subtropical regions 49 infrared spectroscopy 49 subarctic 49 biogeography 49 Norwegian Polar 49 ocean acidification 49 interglacial period 49 methane hydrates 49 CfA 49 isotope ratios 49 polar 49 glacier melt 49 Scripps Institution 49 biophysical 49 Keck Observatory 49 Alfred Wegener Institute 49 marine sediments 49 atmospheric methane 49 glaciers melt 49 Lunine 49 Pacific Decadal Oscillation 48 CIRS 48 systematics 48 lithosphere 48 Credit NASA JPL 48 atmospheric carbon dioxide 48 Crutzen 48 Pielke 48 Ken Caldeira 48 El Niño Southern Oscillation 48 icecaps 48 atmospheric CO 48 quantum optics 48 STScI 48 Younger Dryas 48 Lamont Doherty Earth 48 isotopic composition