Related by context. All words. (Click for frequent words.) 79 interglacial 74 interglacial periods 71 Eemian 69 Paleocene Eocene Thermal Maximum 68 Eocene epoch 68 Pleistocene epoch 68 Last Glacial Maximum 68 glaciations 68 mid Pliocene 68 Younger Dryas 67 interglacials 66 glaciation 65 Permian Period 65 Holocene epoch 65 Palaeocene Eocene Thermal Maximum 65 Cambrian Period 64 deglaciation 64 Cryogenian 64 Little Ice Age 64 Permian extinction 63 Ice Ages 63 Ediacaran Period 63 glacial cycles 63 Pleistocene Epoch 63 Pliocene epoch 63 Snowball Earth 63 ° C warmer 63 Triassic Period 63 warmings 62 Miocene Epoch 62 Pleistocene Ice Age 62 Toba eruption 62 Oligocene epoch 62 Eocene Epoch 62 warm interglacial periods 62 Holocene 61 glaciers retreated 61 Cretaceous Period 61 Pleistocene 61 Cenozoic Era 61 Late Cretaceous Period 60 geological epoch 60 Miocene epoch 60 degrees Fahrenheit warmer 60 Jurassic Period 60 Medieval Warm Period 60 humans Homo sapiens 60 atmospheric methane 60 Quaternary Period 60 Pliocene 60 Neoproterozoic era 59 Great Oxidation Event 59 KT boundary 59 megadroughts 59 glaciers melted 59 warm interglacial 59 kyr 59 Ediacaran 59 Medieval Warming 59 Hesperian epoch 59 mya 59 Pleistocene era 59 Devonian Period 59 glaciers receded 59 #.#C warmer 59 Paleozoic Era 58 atmospheric CO2 concentration 58 CO2 concentrations 58 Interglacial 58 Early Cretaceous 58 volcanism 58 mammal extinctions 58 Medieval Warming Period 58 Mesozoic era 58 mass extinctions 58 paleoclimate 58 ppmv 57 paleoclimatic 57 Cambrian explosion 57 Late Ordovician 57 Cretaceous periods 57 Noachian era 57 sunspot activity 57 atmospheric CO2 levels 57 Late Devonian 57 hydrological cycle 57 solar irradiance 57 axial tilt 57 sunspot cycle 57 coccolithophores 57 Permian Triassic 57 glacial retreat 56 Puijila 56 Dry Valleys 56 atmospheric CO2 56 meteorite bombardment 56 Upper Palaeolithic 56 carbon dioxide concentrations 56 Sturtian glaciation 56 Permian Triassic boundary 56 megadrought 56 Late Cretaceous 56 continental crust 56 iridium layer 56 sediments deposited 56 #.#C above 56 geological timescale 56 solar nebula 56 Rignot 56 Neoproterozoic 56 Cryogenian period 56 atmospheric carbon dioxide 56 Anthropocene 56 mass extinction 56 Phanerozoic 55 Late Pleistocene 55 PETM 55 paleomagnetic 55 atmospheric CO 55 subglacial lakes 55 boreal regions 55 supervolcanoes 55 Cenozoic era 55 anomalously warm 55 #.#oC [001] 55 Hesperian Epoch 55 glacial interglacial cycles 55 Cambrian Explosion 55 Tertiary Period 55 mid latitudes 55 Late Triassic 55 solar minima 55 Eocene 55 Upper Paleolithic 55 midlatitudes 55 Climatic Optimum 55 lavas 55 Amundsen Sea Embayment 55 Quaternary 55 Beringia 55 tropical troposphere 55 Ordovician 55 polar ice 55 sedimentary deposits 55 surface temperatures SSTs 55 thermal inertia 55 Cenozoic 55 glacial melting 54 H. habilis 54 anatomically modern 54 pika habitat 54 km3 54 megafauna 54 glacial melt 54 terrestrial ecosystems 54 Panderichthys 54 Noachian 54 cataclysmic eruption 54 polar latitudes 54 dustier stormier atmosphere 54 supercontinent 54 hurricane landfalls 54 austral summer 54 polar icecap 54 Homo sapiens 54 lunar perigee 54 icecap 54 NSIDC 54 Siple Dome 54 marine sediments 54 GtC 54 Middle Pleistocene 54 hominid fossils 54 Mesozoic Era 54 Gondwanaland 54 hominid species 54 Pleistocene Age 54 Gigantopithecus 54 Roman Warm Period 54 faunas 54 gigatonnes 54 Ice Age 54 severe droughts 53 sedimentary layers 53 multi decadal 53 foraminifera 53 eruptive activity 53 Jakobshavn Isbrae 53 KT extinction 53 Homo sapiens evolved 53 Mesolithic 53 Laurentide ice sheet 53 subglacial 53 Acanthostega 53 greenhouse warming 53 Current Warm Period 53 southern latitudes 53 Sr Ca 53 Neogene 53 glacial interglacial 53 Maunder minimum 53 El Niños 53 geologically active 53 Indian Ocean Dipole 53 anthropogenic warming 53 phyllosilicates 53 Zeebe 53 primitive organisms 53 substorm 53 decadal 53 Yellowstone caldera 53 El Ninos 52 Late Jurassic 52 basaltic rocks 52 equatorial regions 52 Carboniferous 52 Ontario Lacus 52 climatic variability 52 Ordovician extinction 52 H. sapiens 52 atmospheric concentrations 52 Sumatra Andaman earthquake 52 lunar meteorites 52 Polar Regions 52 equatorial Pacific Ocean 52 Amundsen Sea 52 Cretaceous 52 lake sediments 52 polar vortex 52 tectonic plate movements 52 ppbv 52 glaciers 52 Greenland Antarctica 52 Siberian permafrost 52 superheavy elements 52 habilis 52 H. erectus 52 atmospheric CO2 concentrations 52 Ayles Ice Shelf 52 sunspot numbers 52 forams 52 Ardipithecus ramidus 52 primate evolution 52 dromaeosaurs 52 anthropogenic greenhouse gas 52 #.#C #.#C 52 earliest hominid 52 archeopteryx 52 C4 grasses 52 Pacific Decadal Oscillation 52 Palaeocene Eocene thermal 52 australopithecines 52 deep convective clouds 52 hypoxic zone 52 magmas 52 Permian Triassic extinction 52 glaciers melt 52 hydrothermal activity 51 Atlantic Multidecadal Oscillation AMO 51 coolings 51 Maunder Minimum 51 Gakkel Ridge 51 mountain glaciers 51 meteor impacts 51 ppm CO2 51 radiocarbon 51 Laurentide Ice Sheet 51 oxygen isotope 51 Younger Dryas cold 51 Burgess Shale 51 Neandertals 51 greenhouse gas concentrations 51 storminess 51 climate modellers 51 Brigham Grette 51 ostracods 51 Middle Miocene 51 T. hallae skeletons 51 hydrologic cycle 51 plate tectonics 51 multicellular creatures 51 Antarctic Ice 51 southern supercontinent 51 lithosphere 51 Antarctic Dry Valleys 51 La Ninas 51 ornithischians 51 poleward 51 Paleozoic era 51 Chicxulub impact 51 satellite altimetry 51 Greenland ice 51 species interbred 51 Rahmstorf 51 lobe finned fishes 51 Paranthropus robustus 51 tropopause 51 radiative forcing 51 sheet Summerhayes 51 cyclonic storms 51 Lake Vostok 51 geological timescales 51 yedoma 51 #.#C [004] 51 anthropogenic CO2 emissions 51 Fertile Crescent 51 Irvingtonian period 51 subsurface ocean 51 temperature reconstructions 51 temperate regions 51 Oligocene 51 iceberg calving 51 Stratospheric ozone 51 anthropoid primates 51 A. ramidus 51 sub glacial lakes 51 dinosaurs roamed 51 decadal scale 51 ocean basins 51 Meridiani 51 Antarctic ice 50 chondrites 50 seabed sediments 50 mitochondrial Eve 50 supercontinents 50 Noctilucent clouds 50 supervolcano eruption 50 anthropogenic emissions 50 Paleocene Eocene 50 oceanic crust 50 Paleogene 50 Tiktaalik 50 alpine glaciers 50 Great Conveyor Belt 50 meteorite impacts 50 magma ocean 50 Keeling Curve 50 Paleocene Eocene thermal 50 Greenland icecap 50 Gangotri glacier 50 volcanic activity 50 icesheet 50 phytoplankton biomass 50 cosmic ray flux 50 carbonate minerals 50 interannual variability 50 missing baryons 50 paleoclimatologists 50 Precambrian 50 Sarahsaurus 50 ENSO neutral conditions 50 dinosaur extinction 50 Velicogna 50 Hadean 50 lobe finned fish 50 Ardipithecus 50 supervolcano 50 receding glaciers 50 Serreze 50 Archaean 50 Mars Squyres 50 ecoregions 50 glaciated 50 climatologically 50 El Niño Southern Oscillation 50 plesiosaurs 50 climatic anomalies 50 Late Heavy Bombardment 50 latitudes 50 Jakobshavn 50 tropical latitudes 50 Siberian Traps 50 mantle plumes 50 isotope ratios 50 brachiopods 50 polar caps 50 Milankovitch 50 ENSO cycle 50 asthenosphere 50 hominid evolution 50 Earth axial tilt 50 cratons 50 warmer wetter 50 upwellings 50 retreating glaciers 50 genus Australopithecus 50 cryosphere 50 radiocarbon dated 50 diatom 50 isotope composition 50 -# degrees Fahrenheit [002] 50 equatorial Pacific 50 isotopic composition 50 benthic foraminifera 50 CAIs 50 ancient supercontinent 50 Laurasia 50 Heterodontosaurus 50 teragrams 50 methane clathrates 49 Alpine glaciers 49 bird Archaeopteryx 49 permafrost degradation 49 Eocene Oligocene 49 central equatorial Pacific 49 permafrost 49 Palaeozoic era 49 ALH# 49 oxygen isotopic composition 49 carbon isotope ratios 49 diatoms 49 hominid fossil 49 fissure eruption 49 Venusian atmosphere 49 glacial ice 49 Jupiter moon Io 49 sealevel 49 icecaps 49 Early Archaic 49 seafloor sediments 49 SSTs 49 glacier retreat 49 equatorial latitudes 49 ocean ridges 49 Homo species 49 Syrtis Major 49 cosmic ray intensity 49 magnetic substorms 49 hydrosphere 49 Otto Bliesner 49 speleothems 49 photosphere 49 Neanderthals Homo neanderthalensis 49 placental mammals 49 Neanderthals roamed 49 geoid 49 landfalling hurricanes 49 Eyjafjallajökull eruption 49 disappearing glaciers 49 continental drift 49 subpolar 49 permafrost melts 49 Carboniferous Period 49 fossils 49 Gliese #c 49 Chazy Reef 49 glaciers melting 49 atmospheric circulation 49 Deccan Traps 49 forcings 49 La Nina pattern 49 Greenland Ice 49 tigers roamed 49 glacier shrinkage 49 La Niña pattern 49 warmer wetter winters 49 Terre Adelie 49 Celsius #.#F 49 sunspot 49 ramidus 49 Triassic Jurassic 49 Weddell Sea 49 Agulhas Current 49 Homo heidelbergensis 49 polar regions 49 megathrust earthquake 49 Lake Yoa 49 Late Paleozoic 49 Arctic oscillation 49 ancient hominid 49 megaflood 49 Cretaceous Tertiary boundary 49 dinosaur genera 49 magnetic polarity 49 Lower Palaeolithic 49 Arctic icecap 49 SST anomalies 49 Willerslev 49 Fram Strait 49 shadowed craters 49 Equatorial Pacific 49 Early Cretaceous Period 49 Homo erectus 49 La Nià ± 49 Plesiosaurs 49 carbon isotopes 49 Mesozoic 49 aridity 49 evolutionary divergence 49 cryovolcanism 49 anthropogenically 49 Quadrantids 49 Mg Ca 49 oC 49 salinities 49 Madden Julian Oscillation 49 C# atmospheric concentrations 49 Harvati 49 perihelion 49 substorms 49 Paleoclimate 49 Cretaceous extinction 49 Australopithecus 49 clathrates 49 GJ#b 49 sulfur isotopes 49 anoxic 49 Palaeolithic 49 supernova explosion 49 orbital eccentricity 49 Sturtian 49 Shakhova 49 Eric Rignot 49 terrestrial biosphere 49 Laramidia 49 temperate forests 48 Woolly mammoths 48 mammoths 48 preindustrial times 48 Neanderthals 48 reionization 48 active volcanism 48 Paranthropus 48 Atlantic Multidecadal Oscillation 48 Genyornis 48 Antarctic Peninsula 48 Denisovans 48 earliest Homo sapiens 48 WASP #b 48 palaeoclimate 48 Neolithic Age 48 interannual 48 Arctic Oscillation 48 icesheets 48 isostatic rebound 48 extinct mammals 48 atmospheric oceanic 48 sunspot cycles 48 avian dinosaurs 48 manmade greenhouse gases 48 runaway greenhouse 48 isotopic signature 48 Bindschadler 48 evolutionary lineage 48 vertebrate fossils 48 Milankovitch cycles 48 maternal lineages 48 Gobero 48 Noachian period 48 springtime ozone 48 Triassic 48 Cretaceous Paleogene 48 vertebrate evolution 48 #.#C #.#F [003] 48 oxygen isotope ratios 48 thermosphere 48 preindustrial 48 Inca civilization 48 astronomical alignments 48 noctilucent clouds 48 abyssal plain 48 homo sapiens 48 2oC 48 thermocline 48 oxygen isotopes 48 terrestrial vertebrates 48 anamensis 48 mammal fossils 48 conodonts 48 earliest tetrapods 48 Mojzsis 48 marine reptiles 48 vertebrate fossil 48 martian meteorites 48 El Nino Southern Oscillation 48 Middle Paleolithic 48 Harappan civilization 48 Ventastega 48 rifting 48 Coral bleaching 48 Geminid shower 48 stromatolite 48 chlorophyll concentrations 48 Ulysses spacecraft 48 Orjan Gustafsson 48 planetary warming 48 nicknamed Ardi 48 Corot 9b 48 sediments 48 Myr 48 hominins 48 subduction zone earthquake 48 glacial 48 snowline 48 bryozoans 48 Homo neanderthalensis 48 sedimentological 48 Icadyptes 48 phytoplankton blooms 48 Mount Mazama 48 species extinctions 48 felsic dike 48 anthropogenic 48 primitive meteorites 48 Venus transits 48 Alaskan glaciers 48 Paleocene 48 hadrosaurs 48 sedimentary rock 48 insolation 48 marine phytoplankton 48 anthropogenic carbon dioxide 48 albedo reflectivity 48 Leonid shower 48 ocean acidity 48 Tibetan Plateau 48 Greenland glacier 48 gigatons 48 exosphere 48 Gondwana supercontinent 48 degree Centigrade 48 trilobites 48 glacier melt 47 jarosite 47 microfossils 47 glaciers retreating 47 anthropoids 47 southerly latitudes 47 landmasses 47 Fomalhaut b 47 genus Homo 47 lake sediment cores 47 Stegodon 47 mosasaurs 47 Dansgaard Oeschger 47 glacier calving 47 galactic alignment 47 COROT 7b 47 Maastrichtian 47 multidecadal 47 heavily cratered 47 crustal movements 47 magmatism 47 Cretaceous Tertiary 47 Appy Sluijs 47 Castorocauda 47 paleoenvironmental 47 austral winter 47 hominids 47 sulfur isotope 47 multi celled organisms 47 geothermal gradient 47 silicic 47 geologic 47 permafrost thaws 47 chondrules 47 Oort cloud 47 Eta Aquarid meteor shower 47 Homo antecessor 47 silicate rocks 47 troposphere 47 Medieval Warm Period MWP 47 evolutionary adaptation 47 crustal thickness 47 spatial variability 47 Hadean Eon 47 Dr van Ommen 47 Adélie penguins 47 elemental abundances 47 name Mesonychoteuthis hamiltoni 47 kelvin 47 planktonic foraminifera 47 semidesert 47 Southern Oscillation 47 auroral activity 47 phytoplankton bloom 47 fossil 47 Polar Vortex 47 Mud volcanoes 47 bison lumbered 47 molten magma 47 Wilkins Ice Shelf 47 Antarctic ozone 47 atmospheric circulations 47 stromatolites 47 Herbie trunk 47 subtropical regions 47 temperate latitudes 47 Cassini flyby 47 Homo genus 47 Neanderthals interbred 47 polar icecaps 47 martian 47 mesosphere 47 carboniferous 47 extinct volcanoes 47 Mayan calendar ends 47 Basilosaurus 47 Neandertal 47 Otzi 47 subarctic 47 frilled shark 47 monsoon rainfall 47 Shiveluch 47 solar insolation 47 angiosperms 47 refugia 47 Turkana Basin 47 tropospheric temperature 47 prehistory 47 dinosaur species 47 isotopic 47 Siberian Arctic 47 albedo feedback 47 tetrapods 47 Medieval Warm 47 oceanic circulation 47 mantle convection 47 Ross Ice Shelf 47 partial skeleton 47 isotopic compositions 47 Rossby waves 47 elephants roamed 47 abundances 47 Arctic permafrost 47 subglacial lake 47 Ichthyostega 47 plankton blooms 47 geoneutrinos 47 Greenland icesheet 47 megalodon 47 El Nino warming 47 endothermic 47 albedo 47 geomagnetic activity 47 pliosaur ferocious predator 47 methane concentrations 47 Chicxulub crater 47 dinosaurs 47 supermoons 47 CoRoT 9b 46 wolverine habitat 46 supercontinent Pangaea 46 lunar crust 46 Colossal squid 46 Australopithecus anamensis 46 Deccan eruptions 46 Earth biosphere 46 earths 46 polar craters 46 altitudinal 46 interstellar dust grains 46 Schladow 46 Larsen Ice Shelf 46 Middle Eocene 46 Kangerdlugssuaq 46 glacier melts 46 ocean sediment cores 46 supercontinent Pangea 46 Jupiter moons Europa 46 Ice Age mammals 46 sauropod dinosaurs 46 dynamical processes 46 amphipods 46 sauropodomorphs 46 Sumatran earthquake 46 Himalaya glaciers 46 methane hydrate 46 melting glacial 46 equatorial bulge 46 Kilimanjaro glaciers 46 sediment cores 46 chondritic meteorites 46 exoplanetary systems 46 coprolites 46 smoothed sunspot number 46 tyrannosaurs 46 Klekociuk 46 outlet glaciers 46 anthropogenic climate 46 thermal gradient 46 Denisovan 46 nomadic hunter gatherers 46 multicellular animals 46 Glacial melt 46 Homo habilis 46 hominid 46 Soufriere Hills Volcano 46 geomagnetic field 46 extraterrestrial civilization 46 tropical glaciers 46 Radiocarbon dating 46 Archaeopteryx 46 smallest exoplanet 46 bony fishes 46 Anchiornis huxleyi 46 chimp genomes 46 known bird Archaeopteryx 46 extinctions 46 eruptive phase 46 tectonic activity 46 antineutrinos 46 chromosphere 46 Norris Geyser Basin 46 warship Vasa 46 homo erectus 46 heliosheath 46 El Niño La Niña 46 basaltic lava 46 Laptev Sea 46 cinder cones 46 undulating plateau 46 earth crust 46 Kasatochi 46 El Nino Modoki 46 Tiktaalik roseae 46 downwelling 46 stratospheric clouds 46 subtropical oceans 46 GJ #b [001] 46 geological stratum 46 Mount Tambora 46 Neanderthal extinction 46 climatological 46 El Niño winters 46 Symptom onset 46 lowermost mantle 46 Laetoli Tanzania 46 Nares Strait 46 ejecta blanket 46 equatorial 46 Ardi hominid 46 mineral olivine 46 biogeographical 46 Ice Age glaciers 46 biogeographic 46 Tharsis Rise 46 coldest driest 46 atmospheric aerosols 46 noble gases 46 Hellas Basin 46 temperate zones 46 NEAs 46 Petoukhov 46 planet Gliese #c 46 Homo ergaster 46 ancestors migrated 46 GISS analysis 46 Bellingshausen Sea 46 Martian microbes exist 46 molten lava flowing 46 Konrad Steffen 46 comet nuclei 46 single celled algae 46 backboned animals 46 megathrust quakes 46 mud volcanoes 46 flatfishes 46 La Niñas 46 eukaryote 46 Cassini flybys 46 carbonaceous chondrites 46 northern latitudes 46 multicellular organisms 46 earths surface 46 migrated northward 46 planetesimals 46 teleconnections 46 Pleistocene Era 46 fossilization 46 Homo erectus evolved 46 basalts 46 Indohyus 46 ringed planet 46 Corot 7b 46 degree centigrade 46 Jevrejeva 46 hydroxyl molecules 46 ivory gull 46 phyllosilicate 46 torrential monsoon downpours 46 Middle Awash 46 glacier 46 El Nio 46 orbital resonance 46 glacier melting 46 hematite mineral 46 grabens 46 Jay Lawrimore chief 46 Gigatonnes 46 bonebed 46 tardigrades 46 upwelling 46 Iguanodon 46 carbonate globules 46 Arctic Ocean 46 depositional 45 RQ# 45 biogeochemical processes 45 innermost planet 45 Laki eruption 45 ocean eddies 45 oxidized mercury 45 mammal lineages 45 Dansgaard 45 Dikika 45 Spinosaurus 45 spatial scales 45 volcano Olympus Mons 45 vertebrate species 45 climate modelers 45 supernova explosions 45 Late Miocene 45 bleachings 45 Substorms 45 Paleolithic Age 45 PANHANDLE Temperatures 45 sunspots 45 Shackleton expedition 45 steppe mammoth 45 Paleozoic 45 seismicity 45 fossilized skulls 45 sun corona 45 paleoclimatology 45 Min temp 45 Antarctic glaciers 45 Dinosauria 45 olivine 45 icefield 45 Type Ia supernova 45 sunlike stars 45 radioactive decay 45 Cretaceous Tertiary KT 45 solar corona 45 Europasaurus 45 Liang Bua 45 anthropogenic greenhouse gases 45 hunter gatherers 45 ancestor Homo erectus 45 tectonically 45 megafauna extinction 45 Homo Sapiens 45 La Nina phenomenon 45 Henize #-# 45 ichthyosaur 45 fossilized creatures 45 landforms 45 hydrated minerals 45 hominid skeleton 45 Plio Pleistocene 45 spacecraft flyby 45 crurotarsans 45 millennia 45 Luthcke 45 Earth Overshoot Day 45 planetary nebula 45 neutrino mass 45 isotope fractionation 45 protoplanetary disk 45 Chicxulub 45 waterbird species 45 annular eclipse 45 Martian surface 45 oligotrophic 45 braincase 45 Antarctic icecap 45 tropics 45 Tunguska Event 45 Vertical wind shear 45 protoplanets 45 Cenomanian 45 ichthyosaurs 45 human chimp speciation 45 continuously inhabited 45 biocapacity 45 feathered dinosaurs 45 mammoths roamed 45 explosive eruptions 45 autumn equinox 45 elliptical orbits 45 volcanically active 45 coastal upwelling 45 ostracodes 45 zircons 45 Earth crust 45 Millennium Ecosystem Assessment 45 Zalasiewicz 45 Service WGMS 45 Cascadia Subduction Zone 45 yr -1 45 volcanic eruptions 45 Oort Cloud 45 Lake Untersee 45 W/m2 45 colder wetter 45 gaseous planet 45 McMurdo Dry Valleys 45 megafaunal