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(Click for frequent words.) 66 atmospheric CO2 65 atmospheric carbon dioxide 65 carbon dioxide concentrations 65 ozone depletion 65 anthropogenic climate 64 warmings 64 global warming 64 anthropogenic CO2 emissions 64 greenhouse gas concentrations 64 anthropogenic 63 atmospheric methane 63 anthropogenic warming 63 planetary warming 63 radiative forcing 62 atmospheric circulation 62 glacial melting 62 Palaeocene Eocene Thermal Maximum 61 CO2 concentrations 61 volcanism 61 hydrological cycle 61 atmospheric CO2 levels 61 sunspot activity 61 glacial melt 60 anthropogenic emissions 60 atmospheric concentrations 60 deglaciation 59 anthropogenic greenhouse gases 59 albedo 59 Snowball Earth 59 Little Ice Age 59 anthropogenically 59 mass extinctions 59 El Niños 59 climate modellers 58 thermal inertia 58 atmospheric CO 58 species extinctions 58 manmade global warming 58 ocean acidity 58 oceanic circulation 58 solar irradiance 58 forcings 58 Svensmark 58 polar caps 58 cosmic ray flux 58 stratospheric ozone 58 climate modelers 58 Zeebe 57 manmade CO2 emissions 57 atmospheric aerosols 57 mid latitudes 57 warming 57 Permian extinction 57 amplifying feedbacks 57 glacial retreat 57 acidification 57 Rossby waves 57 atmospheric CO2 concentration 57 Younger Dryas 57 anthropogenic global warming 57 El Nino Southern Oscillation 57 Greenland ice 57 manmade greenhouse gases 56 anomalously warm 56 sulfate aerosols 56 polar regions 56 midlatitudes 56 glaciations 56 ocean acidification 56 stratospheric ozone depletion 56 runaway greenhouse 56 Pacific Decadal Oscillation 56 glacial interglacial 56 mass extinction 56 extinctions 56 aerosol concentrations 56 climatic variability 56 meteorite impacts 55 glaciation 55 anthropogenic CO2 55 sulphate aerosols 55 Rignot 55 Velicogna 55 Ozone depletion 55 aerosol particles 55 climate change 55 teleconnections 55 Anthropogenic 55 El Nino warming 55 anthropogenic greenhouse gas 55 Global warming 55 ozone layer depletion 55 Medieval Warm Period 55 climate alarmists 55 El Ninos 55 glacier melting 55 NCAR scientist 55 mantle convection 55 magnetic substorms 55 nitrogen deposition 55 Milankovitch cycles 55 La Nina cooling 55 Arctic oscillation 55 cryovolcanism 55 paleoclimate 55 Chicxulub impact 54 anthropogenic aerosols 54 surface temperatures SSTs 54 cryosphere 54 axial tilt 54 multi decadal 54 polar vortex 54 Paleocene Eocene Thermal Maximum 54 hydrologic cycle 54 Ice Ages 54 Medieval Warm Period MWP 54 Ocean acidification 54 Le Quere 54 Ken Caldeira 54 water vapor 54 interglacial periods 54 Serreze 54 thermohaline circulation 54 Southern Oscillation 54 Arctic Oscillation 54 galactic cosmic rays 54 Medieval Warming Period 54 ENSO 54 GHG concentrations 54 Greenland icesheet 54 hotter summers 53 La Niña pattern 53 hydrothermal activity 53 atmospheric CO2 concentrations 53 gigatonnes 53 melting permafrost 53 interglacial period 53 substorm 53 glacial interglacial cycles 53 asteroid impacts 53 terrestrial ecosystems 53 albedo feedback 53 El Niño Southern Oscillation 53 NSIDC 53 permafrost melting 53 Younger Dryas cold 53 sulfate aerosol 53 poleward 53 ° C warmer 53 permafrost degradation 53 glacier shrinkage 53 glacial cycles 53 Anthropocene 52 atmospheric oceanic 52 glacier retreat 52 hydrosphere 52 KT boundary 52 subsurface ocean 52 Indian Ocean Dipole 52 Eemian 52 equatorial Pacific Ocean 52 Holocene epoch 52 anthropogenic carbon dioxide 52 icesheets 52 climatic 52 mammal extinctions 52 Landsea 52 Otto Bliesner 52 Robock 52 sunspot cycle 52 supervolcanoes 52 melting glaciers disappearing 52 climate forcings 52 warmer wetter winters 52 magnetic polarity 52 phytoplankton blooms 52 greenhouse gasses 52 Eric Rignot 52 Neanderthal extinction 52 dinosaur extinction 52 Govindasamy Bala 52 La Nina 52 tropospheric ozone 51 geological epoch 51 wetter winters 51 acidifying oceans 51 El Nio 51 paleoclimatic 51 Paleoclimate 51 Kharecha 51 AGW hypothesis 51 Le Quéré 51 permafrost thaw 51 Pacific decadal oscillation 51 glaciers 51 upwellings 51 atmospheric ozone 51 atmospheric chemistry 51 Thawing permafrost 51 temperature reconstructions 51 Crutzen 51 Corinne Le Quéré 51 Rahmstorf 51 supercomputer simulations 51 El Nino periodic 51 meridional overturning circulation 51 permafrost 51 AGW theory 51 El Nino Modoki 51 ENSO cycle 51 melting glaciers 51 Cryogenian 51 cosmic ray intensity 51 upper troposphere 51 polar ice 51 Melting glaciers 51 cirrus clouds 51 stratospheric ozone chemistry 51 storminess 51 Pacific Decadal Oscillation PDO 51 La Niña 51 plankton blooms 50 megafauna extinction 50 sulfur aerosols 50 El Nino 50 atmospheric 50 amphibian declines 50 climatological 50 geomagnetic storms 50 greenhouse gases 50 volcanic aerosols 50 coccolithophores 50 moon Enceladus 50 mountain glaciers 50 icesheet 50 alpine glaciers 50 Pielke 50 global warming alarmists 50 clathrates 50 Madden Julian Oscillation 50 solar minima 50 isoprene 50 Saturn auroras 50 ppmv 50 deforestation 50 Greenland Ice 50 coolings 50 El Nino phenomenon 50 multidecadal 50 magma ocean 50 Antarctic ozone 50 plate tectonics 50 Warmer seas 50 multi decadal signal 50 dustier stormier atmosphere 50 aerosols 50 Corinne Le Quere 50 biogeochemical cycles 50 tropical troposphere 50 Greenland glaciers 50 icecaps 50 potent greenhouse gas 50 reactive nitrogen 50 coronal heating 50 mantle plumes 50 sulfur isotope 50 warmer wetter 50 eruptive activity 50 Climategate scandal 50 Last Glacial Maximum 50 boreal regions 50 climatologists 50 La Nina pattern 50 burning fossil fuels 49 permafrost thaws 49 La Ninas 49 Global Warming 49 decadal variability 49 La Nià ± 49 auroral activity 49 ALH# 49 geomagnetic substorms 49 melting 49 Warmer oceans 49 atmospheric ozone layer 49 manmade greenhouse gas 49 Maunder minimum 49 radiative 49 El Niño 49 meteor impacts 49 subglacial lakes 49 Abdussamatov 49 methanogenesis 49 megacryometeor 49 geoengineering schemes 49 retreating glaciers 49 thawing permafrost 49 global weirding 49 melt Himalayan glaciers 49 #.#C [004] 49 Antarctic ice 49 Doppler shifts 49 exosphere 49 chlorofluorocarbons 49 iron fertilization 49 Canadell 49 El Niño La Niña 49 total solar irradiance 49 coastal upwelling 49 Aiguo Dai 49 el Nino 49 Iapetus 49 warmer temperatures 49 Deccan volcanism 49 vertical wind shear 49 Gerald Meehl 49 Hoerling 49 glacier melt 49 springtime ozone 49 #.#oC [001] 49 Caspar Ammann 49 Carbon dioxide CO2 49 Keeling Curve 49 Hellas Basin 49 La Nina phenomenon 49 Friis Christensen 49 Trenberth 49 substorms 49 El Nino La Nina 49 Waleed Abdalati director 49 equatorial regions 49 volcanic activity 49 volcanic eruptions 49 melting polar 49 X ray emission 48 Shakhova 48 Venusian atmosphere 48 Bounoua 48 Benjamin Santer 48 Nielsen Gammon 48 climatic variations 48 Antarctic glaciers 48 interglacial 48 Konrad Steffen 48 Great Oxidation Event 48 boreal ecosystems 48 Nature Geoscience 48 coral bleaching 48 glaciers retreating 48 Scambos 48 landfalling hurricanes 48 NASA satellites orbiting 48 severe droughts 48 meridional flow 48 KT extinction 48 Arctic permafrost 48 polar icecaps 48 magnetic reconnection 48 carbon sinks 48 decadal 48 meteorite bombardment 48 sulphate particles 48 Greenhouse gases 48 methane hydrates 48 abiogenesis 48 methane clathrates 48 sunspots 48 Arctic Oscillation AO 48 chlorofluorocarbons CFCs 48 geomagnetic storm 48 WASP #b 48 Weiqing Han 48 ENSO El Nino 48 climate modeler 48 Lindzen 48 Atlantic Multidecadal Oscillation AMO 48 Earth biosphere 48 climate modeller 48 carbon dioxide 48 acidic oceans 48 coral reef degradation 48 SST anomalies 48 amplification Zwally 48 journal Geophysical Research 48 Schladow 48 troposphere 48 tropospheric temperature 48 La Niñas 48 temperature gradients 48 warmists 48 paleoclimatologists 48 advection 48 Stefan Rahmstorf 48 receding glaciers 48 ozone layer 48 Milankovitch 48 melting ice 48 carbon dioxide methane 48 University Lamont Doherty 48 nitrogen fixation 48 floods heatwaves droughts 48 tropical deforestation 48 auroral displays 48 stratospheric clouds 48 Pierre Friedlingstein 48 hurricanes Landsea 48 Solar Terrestrial Physics 48 IPCC 48 Greenhouse Effect 48 Higgs singlet 48 glacier melts 48 Jupiter moons Europa 48 GtC 48 Deccan Traps 47 thermosphere 47 megadrought 47 pre biotic 47 hydrofluorocarbons HFCs 47 North Atlantic Oscillation 47 Mud volcanoes 47 methane clathrate 47 Greenhouse gasses 47 IPCC Intergovernmental Panel 47 cloud condensation nuclei 47 outlet glaciers 47 Bill Chameides 47 permafrost melts 47 SSTs 47 Himalayan river basins 47 2oC 47 Chicxulub 47 protective ozone layer 47 polar icecap 47 Medieval Warming 47 icecap 47 floods droughts heatwaves 47 Polar Regions 47 basaltic rocks 47 Earth rotational axis 47 midlatitude 47 tectonic activity 47 perturbation 47 N2O emissions 47 photochemical reactions 47 megafires 47 methane CH4 47 Corot 7b 47 oceanic currents 47 tailpipe gases 47 #.#C warmer 47 auroral 47 sunspot cycles 47 reionization 47 tropospheric 47 downwelling 47 glaciers melt 47 Schmittner 47 warm interglacial 47 Luthcke 47 Alpine glaciers 47 glaciers melting 47 isostatic rebound 47 explosive eruptions 47 sun irradiance 47 oxidized mercury 47 upwelling 47 Dansgaard Oeschger 47 convection currents 47 Amundsen Sea Embayment 47 paleoclimatology 47 matter antimatter asymmetry 47 tropospheric warming 47 subglacial 47 Carbon dioxide 47 Biogeochemistry 47 Ekwurzel 47 terrestrial biosphere 47 globalwarming 47 Robert Bindschadler 47 Stratospheric ozone 47 climate 47 continental drift 47 isotope fractionation 47 colder winters 47 interannual variability 47 ocean currents 47 solar nebula 47 chytrid 47 anthropogenic CO 47 kyr 47 decadal scale 47 Luterbacher 47 glaciological 47 thermonuclear reactions 47 bosonic 47 Gliese #c 47 #.#C #.#C 47 carbonate globules 47 prebiotic molecules 46 El Ni 46 sterile neutrino 46 scientist Mark Serreze 46 heat trapping gases 46 Eaarth 46 sheet Summerhayes 46 meltwater 46 observable phenomena 46 martian meteorites 46 supersolid 46 colder drier 46 meltwater stonefly 46 Albedo 46 mesosphere 46 Dikpati 46 methane burps 46 journal Nature Geoscience 46 Omar Baddour 46 warmer winters 46 Atlantic Multidecadal Oscillation 46 Marika Holland 46 sulphates 46 flood basalts 46 Jellyfish swarm northward 46 supercooling 46 ozone depleting gases 46 Climate alarmists 46 C4 grasses 46 prebiotic chemistry 46 magnetospheric 46 interstellar clouds 46 whitebark pines 46 atmospheric convection 46 magnetosphere 46 Atlantic thermohaline circulation 46 oxygen depletion 46 Himalayan Glaciers 46 dynamical processes 46 thermal gradients 46 interglacials 46 nitrogen trifluoride 46 cyclonic storms 46 gigatons 46 supernova explosions 46 Hubble observations 46 galactic alignment 46 AR4 46 Himalaya glaciers 46 melting glacial 46 deplete ozone 46 Climate Impacts Group 46 nucleosynthesis 46 Ordovician extinction 46 Svedhem 46 Walt Meier 46 climategate controversy 46 melting icebergs 46 mid Pliocene 46 greatest insect emergences 46 noctilucent clouds 46 hotter drier summers 46 ultra violet radiation 46 supervolcano 46 abiogenic 46 climatic anomalies 46 ocean upwelling 46 mountain snowpacks 46 temperature gradient 46 Arctic 46 trophic cascade 46 enforcing clawbacks poisons 46 Tropical deforestation 46 Amstrup 46 cow flatulence 46 Acidification 46 biogenic 46 polar latitudes 46 continental crust 46 Natalie Mahowald 46 Antarctic icecap 46 tropopause 46 oxygen isotopes 46 temperate regions 46 deep convective clouds 46 radioactive decay 46 YORP effect 46 polar 46 Puijila 46 cosmic rays 46 shadowed craters 46 Sumatra Andaman earthquake 46 Equatorial Pacific 46 absorb carbon dioxide 46 storms floods droughts 46 radiative transfer 46 Tunguska 46 ultraviolet radiation 46 chlorine monoxide 46 methanogenic bacteria 46 numerical simulations 46 subtropical regions 46 equatorial Pacific 46 Arctic icecap 46 Copenhagen Diagnosis 46 GCRs 46 heat trapping 46 Saturn moon Mimas 45 aurorae 45 Extinctions 45 nitrogen oxides emitted 45 geomagnetic activity 45 Nate Mantua 45 megadroughts 45 boreal forests 45 Quaternary Period 45 Atmospheric CO2 45 Drew Shindell 45 CO -2 45 NASA GISS 45 biosphere 45 Abdalati 45 hurricane landfalls 45 asteroid collisions 45 Jean Pierre Bibring 45 Mark Serreze 45 planet magnetosphere 45 atmospheric pollutants 45 Saturn moon Enceladus 45 bark beetle infestations 45 NIPCC 45 electromagnetic flux 45 Geophysical Research 45 geological timescales 45 anticyclones 45 CryoSat mission 45 Maunder Minimum 45 glacial earthquakes 45 longwave radiation 45 phytoplankton biomass 45 iceberg calving 45 atmospheric circulations 45 extratropical storms 45 Moetasim Ashfaq 45 nitrous oxide N2O 45 Richard Lindzen 45 X ray pulses 45 Laki eruption 45 dangerous anthropogenic interference 45 Siberian Traps 45 Gamma ray burst 45 warm interglacial periods 45 lunar perigee 45 ozone munching 45 Lunine 45 Son Nghiem 45 Behrenfeld 45 carbonate minerals 45 Antarctic Peninsula 45 degree Fahrenheit 45 nitrous oxides 45 GJ#b 45 convection 45 PETM 45 supermoons 45 ocean salinity 45 insect outbreaks 45 noble gases 45 journal Meteoritics 45 methane hydrate 45 Tibetan Plateau 45 central equatorial Pacific 45 Dr van Ommen 45 Noctilucent clouds 45 Bose Einstein condensation 45 Svante Arrhenius 45 La Nina occurs 45 Climate Prediction 45 ozone O3 45 Heasler 45 Alfven waves 45 journal Climatic Change 45 Gabriel Vecchi 45 methane 45 volcanic plumes 45 drier summers 45 TrES 4 45 ClimateGate 45 acid rain 45 NCEAS 45 harmful ultraviolet UV radiation 45 perturbations 45 melt glaciers 45 Millennium Ecosystem Assessment 45 Semiletov 45 hypoxic zone 45 meteoroid impacts 45 waves droughts floods 45 terrestrial planets 45 gravitational interaction 45 microevolution 45 oscillations 45 Shad O'Neel 45 NOAA Geophysical Fluid 45 sediments deposited 45 Geoengineering 45 antiprotons 45 Composite Infrared Spectrometer 45 Antarctic Ice 45 geologically active 45 crustal 45 snowier winters 45 airglow 45 Ultraviolet radiation 45 Deforestation 45 ocean fertilization 45 superfluidity 45 Ediacaran 45 Gregory Asner 45 Greenhouse gases trap 45 endothermic 45 chlorine peroxide 45 Roger Pielke Jr. 45 Julienne Stroeve 45 Simone Tilmes 45 Toba eruption 45 speciation 45 N2O 45 Earth ozone layer 45 moon gravitational pull 45 Plate tectonics 45 temperature inversions 45 vortices 44 Holocene 44 paleomagnetic 44 ultraviolet UV radiation 44 geosphere 44 geochemists 44 Hamish Pritchard 44 icy moons 44 strangelet 44 climate alarmism 44 solar corona 44 Ted Scambos 44 warmer drier summers 44 Thiemens 44 Rune Graversen 44 Cynthia Rosenzweig 44 heatwaves floods 44 periodontal infection 44 SN #gy 44 megafauna 44 Brenda Ekwurzel climate 44 oscillation 44 hydroxyl radical 44 Global Warming Potential GWP 44 lithosphere 44 Tharsis Rise 44 Henrik Svensmark 44 protoplanet 44 explosive volcanism 44 outgassing 44 Noah Diffenbaugh 44 Current Warm Period 44 stratospheric aerosols 44 degrees Fahrenheit warmer 44 Nitrogen oxides 44 osmotic stress 44 heatwaves 44 eastern equatorial Pacific 44 atmospheric disturbances 44 Arctic Ocean 44 Bette Otto Bliesner 44 GISS analysis 44 planets atmospheres 44 earths 44 landfalling 44 Petoukhov 44 Enceladus 44 Amundsen Sea 44 Miller Urey experiment 44 nitrification 44 Martian microbes exist 44 lavas 44 shrinking glaciers 44 Boris Worm 44 Nature Geoscience journal 44 Wilkinson Microwave Anisotropy Probe 44 palaeoclimate 44 Ulysses spacecraft 44 phytoplankton bloom 44 Climatologists 44 Laurentide ice sheet 44 Eocene epoch 44 megaquakes 44 moons orbiting 44 moonquakes 44 Earth axial tilt 44 Jakobshavn Isbrae 44 refugia 44 Interglacial 44 tropical cyclones 44 Rayleigh scattering 44 degrees Celsius above preindustrial 44 ozone depleting compounds 44 Jay Zwally 44 Yarkovsky effect 44 Global Precipitation Climatology 44 Kittlitz murrelet 44 Mojib Latif 44 magnetic monopoles 44 olivine mineral 44 Warmer drier weather 44 ocean eddies 44 Paul Crutzen 44 volcanoes spewing 44 atmospheric moisture 44 boreal 44 pine beetle outbreaks 44 supercontinent 44 marine phytoplankton 44 CarbonTracker 44 NASA Zwally 44 type Ia supernovae 44 Year IPY 44 molten magma 44 lowermost mantle 44 vorticity 44 punctuated equilibrium 44 isotopic composition 44 Siberian permafrost 44 Kossin 44 carbonyl sulfide 44 drier winters 44 Coral bleaching 44 seafloor sediments 44 Permian Triassic 44 preindustrial temperatures 44 supernova explosion 44 ENSO neutral conditions 44 mesospheric 44 Kilimanjaro glaciers 44 Jonathan Lunine 44 Sasselov 44 carbon dioxide CO2 44 Earth albedo 44 Ontario Lacus 44 hydroxyl radicals 44 ILUC 44 milder winters 44 radiometric measurements 44 von Frese 44 MJO wave 44 Cambrian explosion 44 strange quark 44 Josefino Comiso 44 Inez Fung 44 epigenetic changes 44 reef habitats 44 Andrew Dessler 44 biospheric 44 Jakobshavn 44 neutrino detectors 44 Saharan dust 44 desertification 44 authors Kevin Trenberth 44 Climatic Optimum 44 thawing tundra 44 tectonic plate movements 44 subduction earthquake 44 Martin Sommerkorn 44 Jevrejeva 44 gaseous pollutants 44 Philip Mote 44 fissure eruption 44 temperature inversion 44 NASA QuikScat satellite 44 Auger recombination 44 austral summer 44 methane seeps 44 Martian microbes 44 Earth ionosphere 44 CO2 44 Warming 44 temperate zones 44 solar flares 44 atmospheric chemist 44 earthshine 44 WMO 44 Evolutionary theory 44 carbondioxide emissions 44 gravitational interactions 44 missing baryons 44 ultraviolet UV rays 44 gas hydrates 44 heatwaves droughts 44 2C #.#F 44 tundra vegetation 44 Hawking radiation 44 satellite altimetry 44 weak gravitational lensing 44 Bruce Jakosky 44 Mercury magnetosphere 43 Cold Dark Matter 43 auroral emissions 43 Isabella Velicogna 43 harmful algal blooms 43 Nature Geosciences 43 gobal warming 43 macroevolution 43 caloric restriction 43 Prochlorococcus 43 Romero Lankao 43 abiotic 43 biogeochemistry 43 Robert Corell 43 convective 43 Fomalhaut b 43 AGW proponents 43 distant supernovae 43 active volcanism 43 Harmful algal blooms 43 ejecta 43 volcanically active 43 meteoroid 43 oxygenic photosynthesis 43 Sr Ca 43 Jupiter moon Io 43 Magellanic Stream 43 erratic monsoons 43 GJ #b [002] 43 #.#C #.#F [003] 43 Hesperian Epoch 43 heterosexual male circumcision 43 Atlantic meridional overturning 43 permanently shadowed craters 43 Anthropogenic Global Warming 43 HD#b 43 IPCC AR4 43 Martian meteorites 43 hormesis 43 OGLE TR #b 43 snowmelt 43 harmful ultraviolet radiation 43 geomagnetic disturbances 43 nitrous oxide emissions 43 equatorial bulge 43 Dry Valleys 43 computer simulations 43 Jonathan Overpeck 43 RHESSI 43 ecological degradation 43 cuprate superconductors 43 tectonic stresses 43 heat trapping carbon dioxide 43 Greenland icecap 43 Mass Extinctions 43 atmospheric CO2 enrichment 43 biosignature 43 extrasolar 43 Explosive eruptions 43 halogenated gases 43 endocrine disruption 43 Fram Strait 43 oxygen isotope 43 produce colorful auroras 43 monsoon rainfall 43 radiational 43 gravitational lens 43 Theoretical calculations 43 MIT Richard Lindzen 43 subtropical oceans 43 starquakes 43 marine sediments 43 gravitational lensing 43 greenhouses gases 43 Sheet WAIS 43 droughts heatwaves 43 Cassini flybys 43 anammox 43 impactors 43 lowering homocysteine 43 Paleocene Eocene thermal 43 topological insulators 43 Wallace Broecker 43 Cumbre Vieja 43 Antarctic stratosphere 43 megathrust earthquake 43 glacier calving 43 polar oceans 43 decoherence 43 heatwaves floods droughts 43 superheavy elements 43 Melting ice 43 Christine Wiedinmyer 43 stratospheric ozone layer 43 gravitational tugs 43 martian atmosphere 43 RealClimate 43 Oligocene epoch 43 trophic cascades