Related by context. Frequent words. (Click for all words.) 67 AR4 56 IPCC 53 decadal 52 genotypic 51 Climate Change IPCC 51 Millennium Ecosystem Assessment 51 atmospheric CO 51 Pielke 50 TEEB 50 MWP 50 Medieval Warm Period 49 #.#C [004] 49 Geoengineering 49 radiative forcing 48 atmospheric CO2 48 atmospheric concentrations 48 Intergovernmental Panel 48 NCEP 48 streamflow 48 IPPC 48 ENSO 48 solar irradiance 48 glacial melt 48 WEO 48 Greenhouse Gases 48 Variability 48 Lindzen 47 Greenland Ice 47 atmospheric methane 47 climatological 47 greenhouse gas concentrations 47 anthropogenic 46 glacial retreat 46 climate modelers 46 glacial melting 46 #:#-# [033] 46 anthropogenic climate 46 WMO 45 Hydrological 45 climatologists 45 UN Intergovernmental Panel 45 ACIA 45 Antarctic ozone 45 #:#-# [029] 45 CO2 concentrations 44 ClimateGate 44 GHG reductions 44 numerical simulations 44 UNFCCC 44 Climate Change 44 Landsea 44 irreducible complexity 44 taxa 44 NSIDC 44 Greenhouse Gas Emissions 44 nitrogen fixation 44 interglacial 44 Cancer Res 44 irradiance 44 interglacial period 44 species extinctions 44 World Meteorological Organization 44 Holocene 44 sunspot cycle 43 Global Warming 43 Development Goals 43 #:#-# [002] 43 Climatology 43 greenhouse warming 43 Appendices 43 Arch Intern Med 43 ECLAC 43 Pliocene 43 Supplementary Information 43 J Clin Oncol 43 Younger Dryas 43 Climate Impact Assessment 43 El Ninos 43 Quantification 43 atmospheric carbon dioxide 43 Himalayan glaciers 43 Quaternary 43 climate alarmists 43 aetiology 43 glacier melt 43 Numerical 43 meta analyzes 43 GISS 43 #:#-# [037] 42 Greenland ice 42 Parameters 42 Lomborg 42 Pachauri 42 extinctions 42 gigatonnes 42 ozone depletion 42 Kevin Trenberth 42 Revkin 42 Changing Climate 42 foraminifera 42 geologic