Related by context. Frequent words. (Click for all words.) 61 atmospheric scientist 57 Climatologist 57 atmospheric sciences 57 USGS scientist 56 journal Geophysical Research 55 greenhouse warming 54 atmospheric chemistry 53 coauthor 53 geoscientist 53 NCAR 53 geochemist 52 planetary scientist 52 NWS meteorologist 52 Nature Geoscience 51 journal Nature Geoscience 51 atmospheric circulation 51 Trenberth 51 geophysicist 51 PhD associate professor 51 Atmospheric Research 51 Geophysical Research 50 principal investigator 50 glaciologist 50 Serreze 50 Landsea 50 Lead researcher 50 NSIDC 49 climatologist 49 researcher 49 oceanographer 49 geographer 49 Pielke 49 postdoctoral researcher 48 greenhouse gas concentrations 48 meteorologist 48 ozone depletion 48 Hydrologist 48 Oceanography Centre 48 scientist 48 ecologist 48 Associate Professor 48 glacial melt 48 Meteorologist 47 British Antarctic Survey 47 CO2 concentrations 47 hydrologist 47 State Climatologist 47 NASA Goddard 47 Lamont Doherty Earth 47 postdoctoral scholar 47 geosciences 47 polar caps 47 PNAS paper 47 mid latitudes 47 postdoctoral fellow 47 atmospheric carbon dioxide 46 Earth Observatory 46 NOAA Climate Prediction 46 MD associate professor 46 Kevin Trenberth 46 biophysicist 46 PhD MPH 46 Weather Service meteorologist 46 atmospheric 45 Overpeck 45 atmospheric CO2 45 ocean acidification 45 coauthors 45 doctoral researcher 45 albedo 45 postdoctoral associate 45 Professor 45 geological sciences 45 coordination meteorologist 45 Sc.D. 45 forecaster 45 Meehl 45 tropical cyclones 44 ScD 44 LiveScience 44 equatorial Pacific 44 Geophysicist 44 biologist 44 climatology 44 associate professor 44 polar regions 44 meteorology 44 MD PhD 44 Meteorology 44 Atmospheric Sciences 44 volcanism 44 seismologist 44 journal Science 44 melting permafrost 44 MD Ph.D. 43 journal Nature 43 extinctions 43 Lautenbacher 43 CDC epidemiologist 43 assistant professor 43 Ph.D. associate professor