Related by context. Frequent words. (Click for all words.) 57 Rignot 54 Finnish Meteorological 54 Robock 54 Serreze 53 climate modelers 52 Crutzen 52 Willerslev 52 journal Astronomy 52 World Meteorological Organisation 51 Jarraud 51 Niels Bohr Institute 51 atmospheric chemistry 51 Lindzen 51 Michel Jarraud 50 Braathen 50 KNMI 50 paleoclimate 50 solar irradiance 50 ozone depletion 50 Mitloehner 50 climatologists 50 theoretical calculations 49 heatwaves 49 glacial melting 49 Jülich 49 Udry 49 atmospheric methane 49 Helmholtz Centre 49 Pielke 49 glaciers melting 48 hydrological cycle 48 Leibniz Institute 48 glaciations 48 polar regions 48 WMO 48 Nielsen Gammon 48 Lunine 48 clathrates 48 atmospheric circulation 48 Philosophical Transactions 47 journal Geophysical Research 47 Mark Serreze 47 #.#C [004] 47 glaciologists 47 NSIDC 47 deglaciation 47 Climategate scandal 47 Siberian permafrost 47 Biogeography 47 Climate Impact Assessment 47 Nature Geoscience 47 glacial melt 47 mesoscale 47 degree Centigrade 47 El Ninos 47 greenhouse warming 47 glacial retreat 47 severe droughts 46 aerosol particles 46 Southern Observatory ESO 46 drier summers 46 atmospheric CO2 concentrations 46 nitrogen trifluoride 46 Amstrup 46 mountain glaciers 46 Romanovsky 46 La Nina phenomenon 46 ESRF 46 hotter summers 46 Ecole Polytechnique Federale de 46 NCAR scientist 46 Steig 46 polar caps 46 glacier melt 46 science journal Nature 46 Sinervo 46 atmospheric chemist 46 climatology 46 Böhm 45 Landsea 45 Climatology 45 Melting glaciers 45 journal Nature Geoscience 45 greenhouse gas concentrations 45 mesosphere 45 Scambos 45 manmade greenhouse gases 45 El Niños 45 journal Thorax 45 tropospheric 45 shrinking glaciers 45 degrees celcius 45 Zachos 45 interglacial period 45 ENSO 45 Snowball Earth 45 Met Éireann 45 radiative forcing 45 geoid 44 University Lamont Doherty 44 Little Ice Age