Related by context. Frequent words. (Click for all words.) 44 Diffenbaugh 41 Zachos 38 Rignot 37 Smol 37 Barnosky 37 Legates 37 Overpeck 37 Amstrup 37 geosciences professor 36 Ken Caldeira 35 atmospheric scientist 35 atmospheric chemistry 35 Pielke 35 Meehl 35 A'Hearn 34 Kasting 34 Swetnam 33 Melott 33 atmospheric chemist 33 Lunine 33 Geschwind 33 Patzert 33 Kleingartner 33 Pellitteri 33 Huxman 32 Climatologist 32 Steig 32 Schnitkey 32 Caviglia 32 Derocher 32 Van Rein 32 plant physiologist 31 USGS scientist 31 geoscientist 31 Widom 31 Bilham 31 Scharlau 31 Cassman 31 Zoback 31 Dessler 31 Sweedler 31 Melosh 31 Steenburgh 30 solar irradiance 30 geochemist 30 Schurig 30 Carnegie Institution 30 Serreze 30 FAPRI 30 Reppert 29 IFPRI 29 El Ninos 29 climatic conditions 29 Fierer 29 greenhouse warming 29 isotope ratios 29 Francl 29 Poinar 28 atmospheric sciences 28 evapotranspiration 28 Pasachoff 28 Extension agronomist 28 Trenberth 28 Kendler 28 glacial retreat 28 foraminifera 28 Cassini radar 28 glacial melt 28 atmospheric carbon dioxide 28 Entomologist 28 climatology 28 Giovannucci 28 species extinctions 28 citrus crops 28 Landsea 28 Niyogi 27 Takle 27 biogeochemistry 27 El Niños 27 Jonathan Overpeck 27 equatorial regions 27 viticulturist 27 Extension entomologist 27 Cayan 27 upwellings 26 Geochemistry 26 Thiesse 26 HHMI investigator 26 Stooksbury 26 Doesken 26 geomorphology 26 Downen 26 Biesecker 26 atmospheric circulation 26 poleward 26 temperate regions 26 biosystems engineering 26 Cassini imaging 26 Nature Geoscience 25 Kleinhenz 25 terrestrial planets