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(Click for frequent words.) 66 abyssal plain 61 abyssal depths 61 ocean basins 60 McMurdo Dry Valleys 60 sulfidic 59 large oceanic plateaus 59 tectonic plate movements 59 hydrothermal fluid 58 Martian dunes 58 downwelling 58 lightless depths 58 sunlight penetrates 58 Syrtis Major 57 cratons 57 Messinian 57 dwelling organisms 57 subseafloor 57 sedimentary deposits 57 Mount Bosavi 57 shadowed craters 57 abyssal plains 57 seafloors 57 sediments deposited 57 subglacial 57 subaqueous 57 basaltic rocks 56 claystone 56 hypersaline 56 erosional 56 abysses 56 crustal rocks 56 magmatism 56 chemosynthetic 56 lowermost mantle 56 turbidites 56 Lophelia 56 lunar craters 56 airglow 56 evaporite 55 benthos 55 hyper saline 55 volcanic caldera 55 andesitic rocks 55 temperature gradients 55 carbonate sediments 55 hydrothermal vent 55 flood basalts 55 depositional environments 55 oligotrophic 55 sulphidic 55 seabed sediments 55 hydrothermal fluids 55 jovian 55 subducting plate 54 planktonic 54 bedrock outcrops 54 planktons 54 Fossae 54 continental rifting 54 colliding tectonic plates 54 moonquakes 54 silicate rocks 54 palaeo 54 macrofauna 54 undersea volcanoes 54 mantle plumes 54 polar craters 54 coccolithophores 54 microscopic phytoplankton 54 Athabasca Valles 54 basaltic lava 54 seafloor habitats 54 mud volcanoes 53 Cayman Trough 53 coral skeletons 53 Jovian moons 53 polar latitudes 53 Late Ordovician 53 mantle convection 53 gorgonians 53 fathomless 53 oceanic 53 yeti crab 53 lunar magma 53 volcanic lava 53 branching corals 53 Reiner Gamma 53 karstic 53 mineral olivine 53 dolerite 53 shallowing 53 bacterial mats 53 thermal vents 53 isotherms 53 volcanic vents 53 Palaeozoic sedimentary 53 hydrosphere 53 Ares Vallis 53 moon Mimas 53 Late Paleozoic 53 active volcanism 53 microhabitats 53 talus slopes 53 isostatic rebound 53 ostracods 53 quartz alunite 53 earths surface 53 olivine rich 53 intraplate 53 asthenosphere 53 subpolar 53 strontium isotope 53 ferruginous 53 lava tubes 53 Paleozoic carbonate 53 westerly dipping 53 lacustrine 53 subglacial lakes 53 polar icecap 53 Geologically speaking 52 ancient lava flows 52 seafloor sediment 52 oceanic circulation 52 tectonic movements 52 magma molten rock 52 carboniferous 52 oceanic plates 52 Cretaceous Jurassic 52 geothermal gradient 52 polar oceans 52 permanently shadowed craters 52 grabens 52 anticlines 52 reef habitats 52 hummocky 52 oceanic trenches 52 basaltic rock 52 speleothems 52 Widely spaced 52 outflowing 52 volcano magma 52 Venusian atmosphere 52 Fram Strait 52 tectonic stresses 52 benthic foraminifera 52 moulins 52 sedimented 52 concentric ripples 52 tidewater glaciers 52 biogeographical 52 coralline 52 upwellings 52 seafloor sediments 52 Rossby waves 52 rocky crevices 52 Arsia Mons 52 Oceanus Procellarum 52 Agulhas Current 52 Martian crust 52 massifs 52 temperate latitudes 52 overlying sediments 52 gray hematite 52 Seafloor 52 planetary surfaces 52 volcanic sediments 52 Phanerozoic 52 tides currents 52 paleomagnetic 52 forams 52 icesheets 52 karst limestone 52 dense rainforests 52 lunar crust 52 heterogeneities 52 Martian craters 52 seamount 52 altitudinal 52 tectonic activity 51 exosphere 51 peridotites 51 Nares Strait 51 Gamba sandstone 51 depositional environment 51 hydrothermal activity 51 pyroclastics 51 mantle lithosphere 51 aeolian 51 Amundsen Sea 51 Balarat Project 51 upper tropospheric 51 ejecta blanket 51 inflowing 51 tectonic faults 51 Cenozoic 51 overlying layers 51 constellation Pisces 51 hydrothermally 51 sub glacial lakes 51 wavefronts 51 Halemaumau 51 seafloor methane 51 heliospheric 51 tropical glaciers 51 alluvial soils 51 pillow lavas 51 fault scarps 51 petroliferous 51 molten magma 51 glacial meltwater 51 layered ultramafic 51 earths crust 51 subhorizontal 51 Palaeo 51 Volcanic gases 51 Ediacara 51 hematite mineral 51 lobate 51 fine grained sediments 51 prominences 51 oceanic currents 51 illimitable 51 equatorial latitudes 51 lava flowed 51 Amundsen Sea Embayment 51 deepwater corals 51 accretionary 51 Planitia 51 meridional overturning circulation 51 lunar soil 51 electronic excitations 51 tidally 51 ophiolite 51 calcic 51 Nasca Lines 51 planktonic foraminifera 51 silicate dust 51 creatures inhabiting 51 Thorthormi 51 basalt rocks 51 Herschel Crater 51 smoker vents 51 Tharsis Rise 51 tiny single celled 51 Jupiter moon Io 51 advection 51 Orcus Patera 51 porous limestone 51 Jurassic limestone 51 mantled 51 Kermadec Arc 51 brittle deformation 51 Gakkel Ridge 51 crustal thickness 51 fault scarp 50 gimble 50 wandering albatrosses 50 isopods 50 unsampled 50 surface temperatures SSTs 50 chargeability highs 50 microbialites 50 Brigham Grette 50 tensile stresses 50 Cretaceous sediments 50 copepod 50 ignimbrite 50 tropopause 50 volcanic arcs 50 spookfish 50 barren expanse 50 phyllosilicate 50 outwash 50 diabase dike 50 oceanic crust 50 pathless 50 tectonic uplift 50 sedimentary layers 50 cryovolcanism 50 Mariana Arc 50 sea hydrothermal vents 50 halite 50 rifting 50 hydrothermal venting 50 microbial ecosystems 50 Kraken Mare 50 eolian 50 rubbly 50 marine plankton 50 crystalline silicates 50 Martian gullies 50 hydrological cycles 50 single celled algae 50 rusticles 50 Doppler shifts 50 olivines 50 Shallower 50 Hellas Basin 50 Seamounts 50 chromosphere 50 Ontario Lacus 50 siliciclastic 50 subtidal 50 midlatitude 50 serpentinized 50 escarpments 50 magnetotail 50 tectonically 50 subterranean caves 50 lithosphere 50 lunar highlands 50 swirling eddies 50 gill slits 50 lava spewing 50 Subarctic 50 evaporite deposits 50 permanently shadowed regions 50 Neogene 50 magma chambers 50 encrustations 50 melting icebergs 50 inky depths 50 overlying sedimentary 50 anorthosite 50 landforms 50 unicellular organisms 50 icefields 50 Puu Oo 50 pyroclastic material 50 depths 50 Neoproterozoic 50 lithospheric 50 pillow lava 50 depthless 50 ionized particles 50 basalt volcanic 50 hydroxyl molecules 50 Pu ` 50 Saturnian moons 50 magnetospheric 50 foraminifera 50 shadowy craters 50 upland forests 50 tectonic plate boundaries 50 substrata 50 conodonts 50 biogeochemical 50 hydrate deposits 50 tholins 50 Transantarctic Mountains 50 Aptian 50 rills 50 intrusive breccias 50 plankton blooms 50 sunlike stars 50 phreatic 50 basalt cliffs 50 hematite stained 49 convection currents 49 windblown sand 49 Terra Meridiani 49 circumstellar 49 radially outward 49 sunless depths 49 carbon fluxes 49 lapilli 49 cave stalagmites 49 tropical latitudes 49 glaciers recede 49 impermeable shale 49 Melas Chasma 49 underwater cavern 49 rock outcrops 49 coastal upwelling 49 calving glaciers 49 glacial outwash 49 silicic 49 stinging tentacles 49 calderas 49 snailfish 49 Appy Sluijs 49 Jurassic carbonate 49 underwater volcanos 49 felsic tuff 49 oxygen isotopic composition 49 sedimentary sequences 49 spatial variability 49 plagioclase 49 continental crust 49 photosphere 49 watery 49 neutrino particles 49 exhalite 49 gyres 49 phytoplankton populations 49 hydrologic cycle 49 galactic equator 49 Copperstone Fault 49 deep convective clouds 49 Gas hydrates 49 marine sediments 49 faint wisps 49 geophysically 49 Plio Pleistocene 49 Crozet Islands 49 pediment gravels 49 underwater volcanoes 49 deglaciation 49 bathymetry 49 granodiorite porphyry 49 morphological similarities 49 Atlantis Massif 49 brittle ductile 49 paleoenvironmental 49 delaminations 49 Lake Yoa 49 Valles Marineris canyon 49 polar caps 49 Saturn Enceladus 49 structural lineaments 49 craton 49 graben 49 andesitic 49 carbonate minerals 49 sulfate minerals 49 hummocks 49 submersible Alvin 49 uttermost parts 49 amphipods 49 shoreward 49 anticyclonic 49 spodumene bearing 49 manganese nodules 49 igneous intrusion 49 dolomites 49 subsurface ocean 49 Sumatra Andaman 49 volcanoclastic 49 shifting tectonic plates 49 saprolitic 49 uncompacted 49 radial velocities 49 dreamless sleep 49 volcanic ridges 49 Schellart 49 sheeted veins 49 gypsum crystals 49 Pavonis Mons 49 cenote 49 molluscan 49 karsts 49 Whillans Ice Stream 49 volcanoes erupt 49 Lake Untersee 49 ebb tides 49 Cryogenian 49 polynya 49 inky blackness 49 Cretaceous sandstone 49 jarosite 49 Jurassic sandstone 49 VY Canis Majoris 49 Matoush fault 49 brachiopods 49 ductile deformation 49 cometary impacts 49 Kilimanjaro glaciers 49 Zooplankton 49 oceanic lithosphere 49 tropospheric 49 dextral 49 biogeographic 49 baryon acoustic oscillations 49 Sedimentary rocks 49 isotope composition 49 equatorial 49 glacier melts 49 basaltic 49 irregularly spaced 49 Paleozoic sedimentary 49 teleconnections 49 turbulent eddies 49 albedo reflectivity 49 spectroscopic measurements 49 solidified lava flows 49 Kilauea caldera 49 Antarctic icecap 49 silicate minerals 49 cavelike 49 circular depressions 49 belowground 49 quartz boulders 49 Alfven waves 49 methane clathrates 49 ocean 49 Hadean 49 Hydrothermal vents 49 filamentary 49 siliceous sediments 49 lineaments 49 shallowly plunging 49 volcaniclastics 49 mafic intrusives 49 seacoasts 49 paleochannels 49 microbial mats 49 corals sponges 49 Candor Chasma 49 antarctic 49 Subduction zones 49 subantarctic 49 circumstellar disks 49 teleost fish 49 explosive volcanism 49 electromagnetic flux 49 Mawrth Vallis 49 sediments 49 mantling 49 cumulus cloud 49 basalt lava 48 contaminant plume 48 taiga forest 48 turbidite 48 northeasterly trending 48 clouds scud 48 southerly latitudes 48 mineral hematite 48 neutrally buoyant 48 spume 48 undersea volcanic 48 blowholes 48 Paleogene 48 paleoclimatic 48 lithium bearing brines 48 antiform 48 ionized hydrogen 48 Noachian 48 anastomosing 48 microfossil 48 steep dropoffs 48 depleted aquifers 48 Sinus Meridiani 48 worms crustaceans 48 gabbros 48 crustal plate 48 seabeds 48 filamentary structures 48 bryozoans 48 Anomalous radioactivity 48 Jurassic Cretaceous 48 otherworld 48 bony fishes 48 coral reef fishes 48 hydrated silica 48 energetic electrons 48 icelike 48 icebergs scour 48 calcifying organisms 48 Mercury magnetosphere 48 fringing reefs 48 diver swims 48 metamorphic rock 48 Namib Desert 48 hidden crevasses 48 Kasatochi 48 north easterly trending 48 Magellanic 48 Sargasso 48 tubeworms 48 shallow overburden 48 Nankai Trough 48 Arabia Terra 48 dacitic 48 basaltic magma 48 supergene enriched 48 katabatic winds 48 Saturnian moon 48 Caloris Basin 48 chthonic 48 sea 48 stratigraphic sequence 48 calcite crystals 48 Vasari fresco 48 limestone outcroppings 48 Cambrian Ordovician 48 sulfur aerosols 48 Weddell Sea 48 Hydrothermal 48 molten rocks 48 astrophysical objects 48 hydrocarbon saturation 48 meteor impacts 48 latitudinal 48 solidified lava 48 lowermost 48 glacier calving 48 gneissic rocks 48 surface hoar 48 barometric pressures 48 comet nuclei 48 bottomhole pressure 48 caudal fin 48 Saharan Desert 48 lateritic 48 magmas 48 atmospheric aerosols 48 tabular icebergs 48 Lower Jurassic 48 Maya lowlands 48 phytoplankton bloom 48 clasts 48 cichlid fishes 48 Athabasca sandstone 48 flightless cormorants 48 Caloris 48 Mesoproterozoic 48 atmospheric convection 48 geomicrobiology 48 zodiac constellations 48 cosmic ray intensity 48 sargassum 48 Permo Triassic 48 Galapagos penguins 48 gabbro dykes 48 glacial sediments 48 isotope fractionation 48 Methane hydrates 48 magnetic monopoles 48 atmospheric oceanic 48 graphitic conductors 48 mineralogical composition 48 galactic disk 48 deoxygenated 48 Porcupine Destor fault 48 Weddell seals 48 stygian 48 Shackleton crater 48 amphibolite 48 hydrocarbon accumulations 48 planktonic organisms 48 faunas 48 Indo Gangetic 48 unfathomed 48 coral encrusted 48 glaciological 48 Antarctic Dry Valleys 48 sulfur isotope 48 sunward 48 sea hydrothermal vent 48 Tectonic plates 48 magnetopause 48 cometary material 48 unicellular algae 48 stratospheric clouds 48 hind fins 48 isotopic signatures 48 Kerguelen Plateau 48 seawaters 48 fluvial 48 porous sandstone 48 paramecia 48 cragged 48 Atlantic meridional overturning 48 cosmic ray flux 48 deeply incised 48 collisional 48 dolostone 48 Banerdt 48 constellation Eridanus 48 Sticklebacks 48 granitoids 48 darkly colored 48 Pu'u O'o 48 martian meteorites 48 hollow cylindrical 48 solar prominences 48 Earth ionosphere 48 geosphere 48 subducting 48 volcanic plumes 48 tundra vegetation 48 briney 48 perma frost 48 acidifying oceans 48 Rano Raraku 48 sandy bottoms 48 interannual variability 48 glacial fjord 48 basalt 48 magnetic susceptibility 48 felsic intrusions 48 Baleen whales 48 cobalt atoms 48 Sand dunes 48 CMB photons 48 ghostly glow 48 Moho 48 intersected sulphide 48 volcanic basalt 48 Oort cloud 48 sulfide deposits 48 deserts jungles 48 bicarbonate ions 48 outlet glaciers 48 subtropical oceans 48 subglacial lake 48 ignimbrites 48 gabbroic 48 dense clumps 48 moraines 48 previously unmapped 48 Gusev crater 48 geological timescales 48 Earth thermosphere 48 gamma ray emitting 48 basalt rock 48 Kilauea lava 48 Kuiper Belt Objects 47 unconsolidated sediments 47 alluvial plains 47 smoggy atmosphere 47 stratigraphic horizons 47 isotopic anomalies 47 diffusive 47 precipitous cliffs 47 intertidal zone 47 foreland 47 icecap 47 permanently shadowed 47 supergene enrichment 47 Envisat ASAR 47 depth hoar 47 subcrop 47 Lophelia coral 47 pyroclastic 47 kyr 47 tubeworm 47 outcrop exposures 47 Navajo Sandstone 47 shell middens 47 Paleocene Eocene 47 upflow 47 Cometary 47 placer workings 47 gabbro intrusive 47 shallow reefs 47 ocean upwelling 47 basalt formations 47 thrust faulting 47 turbid waters 47 Steep slopes 47 Coma Cluster 47 etheric 47 Upper Miocene 47 pelagic fishes 47 sheer immensity 47 diorites 47 Ozone O3 47 megafaunal 47 drumlins 47 glacially carved 47 subaquatic 47 bryozoan 47 Kuiseb River 47 Quaternary Period 47 Outcrops 47 felsic metavolcanic 47 extrasolar 47 magmatic 47 Laurentide Ice Sheet 47 volcanic lava flows 47 reactive nitrogen 47 flatfishes 47 infinite expanse 47 Ithaca Chasma 47 Oligocene reservoir 47 volcanic craters 47 thermal gradients 47 magnetotactic bacteria 47 rocky intertidal 47 extraterrestrial UFOs 47 Jurassic formations 47 clastic sediments 47 polymetallic nodules 47 sea serpents 47 metal zonation 47 radiating outward 47 sedimentological 47 Bellingshausen Sea 47 exhalative 47 sealevel 47 granitic 47 earthlike 47 meridional 47 Cosmic Microwave Background 47 thawing tundra 47 Polar Regions 47 biosignatures 47 masers 47 carbonaceous shales 47 airborne magnetic anomaly 47 biogeochemical processes 47 vuggy silica breccias 47 mangrove ecosystems 47 geomorphic 47 glacial cycles 47 melting polar icecaps 47 fecal pellets 47 HiRISE image 47 thermocline 47 CMB radiation 47 marine biota 47 phytoplankton zooplankton 47 drumlin 47 forested uplands 47 leached capping 47 atmospheric moisture 47 eddying 47 single celled creatures 47 jungles deserts 47 dimly perceived 47 rocky ledges 47 manto mineralization 47 plumb depths 47 Martian volcanoes 47 igneous rock 47 marine ecologists 47 Sable Gully 47 oxidized iron 47 cyclicity 47 Valles Marineris 47 andesitic volcanic 47 cavitations 47 Pacific Subtropical Gyre 47 paleochannel 47 ecliptic plane 47 ferrous oxide 47 Jovian moon 47 heavily cratered 47 vein quartz 47 overwashed 47 primordial slime 47 Antarctic Circumpolar Current 47 Dronning Maud Land 47 overlying sandstone 47 cinder cones 47 orogenic 47 permafrost melts 47 subducted 47 disseminated pyrite mineralization 47 Chryse Planitia 47 Trichodesmium 47 ultramafic rock 47 loess 47 clastic 47 spheroidal 47 Ruwenzori Mountains 47 Veil Nebula 47 benthic organisms 47 Eridanus 47 depletes oxygen 47 linearly polarized light 47 interstellar boundary 47 temporal variability 47 cirrus cloud 47 terrestrial biosphere 47 thermohaline 47 quantum oscillations 47 mesospheric 47 Lake Nyos 47 Tharsis 47 geological strata 47 Tiu Valles 47 hematite goethite 47 desiccating 47 aragonite 47 Sediment cores 47 mylonite 47 subspace 47 entrained 47 uncharted seas 47 Brunt Ice Shelf 47 carbonaceous mudstone 47 lenticular clouds 47 igneous intrusions 47 Geminga 47 emergent vegetation 47 porphyritic intrusive 47 brevetoxins 47 Comet 9P/Tempel 1 47 sargassum weed 47 Terra Sirenum 47 Ca2 47 Earths crust 47 sinkage 47 magnon 47 crinoids 47 Turonian 47 bathymetric 47 Quelccaya ice cap 47 deltaic 47 bull kelp 47 volcano sedimentary rocks 47 fine grained sediment 47 slackwater 47 thermal inertia 47 retrograde orbit 47 isotopic compositions 47 sulfide minerals 47 cloaca 47 crackle breccia 47 B Chromitite 47 lunar maria 47 infra red radiation 47 polar vortex 47 pumice plain 47 Mars Squyres 47 bilaterally symmetrical 47 granitic basement 47 pegmatitic 47 mineralized intrusive 47 lensing galaxy 47 martian rocks 47 benthic 47 diatom species 47 circum Pacific 47 dimly illuminated 47 inhomogeneities 47 Kamoamoa eruption 47 Seeping 47 frigid polar 47 outcropping mineralized 47 eclogitic 47 magnetite alteration 47 Disko Bay 47 Lake Vostok 47 called lobate scarps 47 filamentary structure 47 dynamical processes 47 eddies 47 refugium 47 anomalous geochemistry 47 shallowly dipping 47 scaleless 47 Enriquillo Plantain Garden 47 Lengai 47 crustal 47 hummock 47 stratocumulus clouds 47 Seagull Intrusion 47 satellite altimetry 47 gossan zones 47 pteropod 47 EW trending 47 Domoic acid neurotoxin 47 microscopic creatures 47 glaciers melted 46 Precambrian basement 46 Raman spectra 46 hyrax 46 Diatoms 46 basalts 46 alkalic 46 plasmasphere 46 volcanic magma 46 NASA satellites orbiting 46 thermally induced 46 layered bedrock 46 climatic variability 46 Saturnian moon Titan 46 polar mesospheric clouds 46 isobars 46 biogeography 46 multi celled 46 narwhals 46 benthic invertebrates 46 Fra Mauro 46 celestials 46 Magellanic Stream 46 NNE SSW 46 freshwater streams 46 Upper Triassic 46 methane seeps 46 celestial phenomena 46 magnetic geophysical anomalies 46 Paleoclimate 46 methane hydrates exist 46 sinistral 46 unsurveyed 46 Cretaceous limestone 46 hydrologically connected 46 quartz sericite alteration 46 mineralized peridotite 46 eskers 46 colluvial 46 clayey 46 Earth radii 46 Fe Mn 46 atmospheric methane