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(Click for frequent words.) 63 Noctilucent clouds 62 polar latitudes 61 latitudes 61 southern latitudes 61 northerly latitudes 61 Rossby waves 61 deep convective clouds 61 interannual variability 60 barometric pressures 60 magnetic substorms 60 temperate latitudes 60 midlatitudes 59 chromosphere 59 interglacial periods 59 equatorial regions 59 copepod 59 polar vortex 59 solar minima 58 cosmic ray intensity 58 tropopause 58 downwelling 58 subtropical oceans 58 temperate zones 58 temperate regions 58 insolation 57 coronal loop 57 SST anomalies 57 tropical subtropical 57 altitudinal 57 lowermost mantle 57 humid tropics 57 sulphate aerosols 57 oxidized mercury 57 climatic variations 57 Ulysses spacecraft 57 tropic regions 57 ectotherms 57 mantle plumes 57 subtropical regions 57 tropics 57 La Niñas 57 C4 grasses 56 auroral displays 56 anthropogenically 56 climatic variability 56 axial tilt 56 cosmic ray flux 56 katabatic winds 56 anticyclonic 56 El Niños 56 GJ#b 56 equatorial latitudes 56 jovian 56 reef fishes 56 northern latitudes 56 neutrino mass 56 poleward 56 solar insolation 56 sunlike stars 56 southerly latitudes 56 subtropical climates 56 basaltic rocks 56 chlorophyll concentrations 56 ocean basins 56 lunar perigee 56 Hot Jupiters 56 periodicities 56 La Ninas 56 Kuiper belt objects 56 albedo reflectivity 56 elongated orbits 56 sulfate aerosols 55 ultraviolet wavelengths 55 aerosol concentrations 55 substorm 55 anticyclones 55 Galapagos penguins 55 ecoregions 55 tropospheric 55 equator 55 coastal upwelling 55 polar mesospheric clouds 55 energetic electrons 55 galactic disk 55 atmospheric moisture 55 sub tropic 55 coniferous forests 55 Greater Antilles 55 Gamma rays 55 glacial interglacial 55 atmospheric CO2 concentrations 55 Milankovitch cycles 55 orbital eccentricity 55 morphologically distinct 55 -# degrees Centigrade 55 subalpine meadows 55 airglow 55 phytoplankton blooms 55 sized planets orbiting 55 midlatitude 55 Harmful algal blooms 55 photosynthetically 55 mid latitudes 55 subtropics 55 longwave radiation 55 planetary magnetospheres 55 Southern Oscillation 55 temperate forests 55 Current Warm Period 55 rotifer 55 landmasses 55 stellar nurseries 55 coccolithophores 55 sun irradiance 55 moon Mimas 55 ENSO cycle 55 Corot 9b 54 Late Paleozoic 54 Imaging Spectroradiometer MODIS instrument 54 auroral activity 54 isotherms 54 montane 54 circularly polarized light 54 refugia 54 galactic cosmic rays 54 Celsius #.#F 54 noctilucent clouds 54 atmospheric CO2 levels 54 advection 54 anthropogenic carbon dioxide 54 oceanic islands 54 temperate grasslands 54 interannual 54 geomagnetic activity 54 ostracods 54 Indo Gangetic plains 54 biting midges 54 faunas 54 volcanic plumes 54 Warmer climates 54 mesosphere 54 X ray wavelengths 54 Icadyptes 54 coronal holes 54 Culicoides 54 Atlantic Multidecadal Oscillation AMO 54 foehn 54 vegetation greenness 54 equatorial 54 Ultraviolet radiation 54 Hotter summers 54 Agulhas Current 54 tectonic uplift 54 tropical troposphere 54 Pyroclastic flows 54 isopods 54 anthropogenic aerosols 54 exosphere 54 coronal loops 54 crustal thickness 54 reactive nitrogen 54 tidally 54 icy comets 54 boreal regions 54 sun corona 54 Pine siskins 54 active volcanism 54 atmospheric CO2 concentration 54 troposphere 54 El Nino Southern Oscillation 54 Anopheles 54 reef habitats 53 Cosmic rays 53 nimbus clouds 53 solar irradiance 53 isotopic compositions 53 ciliates 53 single celled algae 53 phytoplankton biomass 53 ULIRGs 53 terrestrial mammals 53 infrared wavelength 53 bony fishes 53 Equatorial Pacific 53 heavily cratered 53 isotope fractionation 53 Jupiter moon Io 53 Meteor showers 53 salinities 53 cumulonimbus cloud 53 sealevel 53 meridional 53 TRMM satellite 53 cratered highlands 53 seawater pH 53 Fungal spores 53 Ice Ages 53 anopheles 53 hematite mineral 53 moon Dione 53 Domoic acid neurotoxin 53 prevailing westerly winds 53 tectonic plate movements 53 bristlecone pines 53 smallest exoplanet 53 δ 53 warm blooded vertebrates 53 Comet Halley 53 Vertical wind shear 53 chinstrap penguins 53 photosphere 53 antarctica 53 Orionids 53 equatorial belt 53 HARPS instrument 53 hydrosphere 53 hot humid climates 53 equatorial waters 53 extrasolar 53 convective clouds 53 chlorine monoxide 53 microscopic phytoplankton 53 electromagnetic flux 53 Earth biosphere 53 ecotypes 53 semiarid regions 53 cyclonic circulations 53 corticosterone levels 53 Trichodesmium 53 upper tropospheric 53 Mosquito larvae 53 Geminid meteors 53 amphipods 53 Saturnian moon 53 atmospheric methane 53 arid semi arid 53 visible wavelengths 53 Geminid 53 spiral galaxy NGC 53 shadowed craters 53 spruce fir forest 53 vesper bats 53 mammal extinctions 53 #.#oC [001] 53 tropical climates 53 Earth rotational axis 53 Ontario Lacus 53 lava fountains 53 energetic cosmic rays 53 conifer forests 53 reflection nebula 53 celestial equator 53 interglacials 53 poleward shift 53 seafloor sediments 52 El Chichon 52 morphological similarities 52 Delta Aquarids 52 millimeter wavelength 52 nematode Caenorhabditis elegans 52 desert locust 52 unicellular organisms 52 arid climates 52 CAIs 52 UV wavelengths 52 Geologically speaking 52 radiative forcing 52 blue supergiant 52 Patagonian Andes 52 hydrothermal vent 52 spicules 52 Fomalhaut b 52 carbon dioxide concentrations 52 ° C warmer 52 tiny single celled 52 diurnal temperature 52 tropical coral reefs 52 silicate dust 52 eclipsing binary 52 aerosol particles 52 volcanic aerosols 52 surface temperatures SSTs 52 atmospheric circulations 52 Warmer oceans 52 Ozone depletion 52 mineral olivine 52 forcings 52 isotope ratios 52 Arctic oscillation 52 airstreams 52 steering currents 52 silicate rocks 52 upper troposphere 52 photosynthetic organisms 52 coldest driest 52 lowland forest 52 Lyrids 52 tarsalis 52 planktonic 52 BP Piscium 52 gamma ray flashes 52 atmospheric convection 52 Eta Aquarid meteor shower 52 intertropical convergence zone 52 Leonid shower 52 Madden Julian Oscillation 52 temporal variability 52 shrublands 52 polar icecap 52 ° С 52 Plesiosaurs 52 montane forest 52 ppm CO2 52 galaxy redshift 52 upwellings 52 moon Enceladus 52 cichlid species 52 constellation Centaurus 52 erupt explosively 52 single celled microbes 52 cirrus 52 isotherm 52 C. neoformans 52 atmospheric CO 52 green alga 52 sun ultraviolet radiation 52 estuarine crocodiles 52 cosmic ray particles 52 orbital inclination 52 alpine glaciers 52 type Ia supernova 52 reef corals 52 MG J# +# 52 dynamical processes 52 endophytic 52 exoplanetary 52 starlike object 52 bdelloid rotifer 52 geomagnetic field 52 RS Ophiuchi 52 X ray diffraction pattern 52 australis 52 elevational 52 orbital resonance 52 megadroughts 52 Mpc 52 Amazonian forest 52 outbred 52 TGFs 52 oligotrophic 52 tropospheric ozone 52 Gravitational waves 52 Polar Regions 52 Halifax Weather Overcast 52 Saharan dust 52 jet contrails 52 paleoclimatic 52 ponderosa pine forests 52 meridional flow 52 cryovolcanism 52 smaller freshwater crocodiles 52 baryonic matter 52 Proteobacteria 52 Bottlenose dolphins 52 nontropical 52 Saturnian 52 circumstellar 52 oceanic currents 52 sediments deposited 52 Slime molds 52 ultraviolet radiation emitted 52 subglacial lakes 52 #.#C #.#C 51 algal mats 51 crystalline silicates 51 nuclides 51 Fram Strait 51 X ray emission 51 midge larvae 51 Cloudiness 51 degree Centigrade 51 GCMs 51 wandering albatrosses 51 marine iguanas 51 Earth ionosphere 51 longspurs 51 Miocene epoch 51 auklets 51 harlequin frogs 51 smoker vents 51 Earth radii 51 radar interferometry 51 Fig. 2A 51 CoRoT satellite 51 Quadrantids 51 Josefino Comiso 51 constellation Taurus 51 calderas 51 mesospheric 51 Garter snakes 51 anthropogenic CO2 emissions 51 Mercury exosphere 51 Serengeti plains 51 Syrtis Major 51 icesheet 51 GJ #b [002] 51 warm interglacial periods 51 freshwater snails 51 velocity dispersion 51 cyclonic storms 51 coniferous forest 51 retrograde orbit 51 photic zone 51 hydrothermal fluid 51 celestial phenomena 51 rhizosphere 51 spookfish 51 Dust devils 51 lunar equator 51 passerines 51 anthropogenic CO 51 stratospheric clouds 51 glacier retreat 51 HiRISE image 51 swarming locusts 51 Amundsen Sea 51 hydrated minerals 51 Doppler shifts 51 anaerobes 51 HD #b [001] 51 Upsilon Andromedae 51 volcanic ridges 51 Venusian atmosphere 51 bimodal distribution 51 Dry Valleys 51 SSTs 51 Paranthropus robustus 51 magmatism 51 brent geese 51 CoRoT 9b 51 honeycreeper 51 dipolar 51 chemosynthetic 51 glacial cycles 51 proplyds 51 Last Glacial Maximum 51 subarctic 51 deepwater corals 51 diatom species 51 X ray binaries 51 fissure eruption 51 Coral bleaching 51 antineutrinos 51 magnetopause 51 Saharan Desert 51 Comet Encke 51 landfalling hurricanes 51 X ray pulses 51 Appy Sluijs 51 icy moons 51 Type Ia supernova 51 Temperature extremes 51 Geminid shower 51 cirrus clouds 51 planet Gliese #c 51 Gamma ray burst 51 Quadrantid 51 golden plover 51 Olympus Mons 51 Fin whales 51 thermal gradients 51 magmas 51 aboard ESA Envisat 51 infrared photons 51 phyllosilicates 51 ppbv 51 sauropodomorphs 51 HD#b 51 lowland forests 51 melting icebergs 51 Martian dust 51 sparse vegetation 51 chondrites 51 Aedes albopictus 51 arid deserts 51 endangered marine mammal 51 Capricornus 51 gambiae 51 circum Pacific 51 semipalmated sandpiper 51 highly elliptical orbits 51 endemism 51 single celled bacteria 51 orthologous genes 51 glacial meltwater 51 mayflies stoneflies 51 Quadrantid meteor shower 51 Geomagnetic 51 subarctic regions 51 glacier melts 51 KBOs 51 Solar flares 51 hydrothermal venting 51 Delta Cephei 51 benthic foraminifera 51 strontium isotope 51 microscopic organism 51 spatially resolved 51 basaltic lava 51 oceanic circulation 51 X ray binary 51 arcsecond 51 yr -1 51 electron neutrinos 51 ITCZ 51 Oort cloud 51 cluster NGC 51 terrestrial ecosystems 51 stellar occultations 50 planet magnetosphere 50 woody shrub 50 constellation Aquarius 50 Subduction zones 50 evergreen forests 50 moons Phobos 50 cm -3 50 atmospheric aerosols 50 glacial melt 50 radial velocity method 50 Pluto Charon 50 Chlamydomonas reinhardtii 50 Siberian Traps 50 Geminids meteor shower 50 agro ecosystems 50 pHs 50 equatorial forests 50 PANHANDLE Temperatures 50 ° latitude 50 cosmic ray collisions 50 meteor impacts 50 diffuse aurora 50 Lophelia 50 smectite 50 geomagnetic 50 cyclicity 50 Antarctic stratosphere 50 alpine chipmunk 50 obscuration 50 terrestrial vertebrates 50 amphibian extinctions 50 arcminutes 50 Acropora 50 elliptical orbits 50 felids 50 anomalously warm 50 degree celcius 50 flood basalts 50 algal species 50 sunward 50 fluid viscosity 50 Warmer seas 50 Min temp 50 photosynthesising 50 funnel webs 50 Extrasolar planets 50 prokaryote 50 horned larks 50 Thresher sharks 50 mauve stinger 50 metallicity 50 Mud volcanoes 50 Orionid 50 magnetotail 50 crinoids 50 Adélie penguins 50 Sr Ca 50 chimpanzees Pan troglodytes 50 Nematode worms 50 serum homocysteine 50 undersea volcanoes 50 ostracodes 50 lipoprotein cholesterol 50 Millipedes 50 zodiacal constellations 50 dipole moment 50 heterozygotes 50 hydrated silica 50 constellation Andromeda 50 Nagaland Manipur Mizoram Tripura 50 Prochlorococcus 50 Alexandrium 50 Locust swarms 50 methane CH4 50 AMSR E 50 millimeter wavelengths 50 martian atmosphere 50 phenotypic differences 50 total solar irradiance 50 GHG concentrations 50 supercooling 50 sexually dimorphic 50 fringing reef 50 ionized gases 50 Rayleigh scattering 50 phenotypic characteristics 50 exoplanetary systems 50 temperature gradients 50 asthenosphere 50 planktonic algae 50 satellite altimetry 50 Great Conveyor Belt 50 spatial variability 50 Magellanic Penguins 50 emittance 50 midge populations 50 Indian Ocean Dipole 50 pea aphid 50 magnetospheric 50 prograde 50 Pygmy elephants 50 System #L 50 XTE J# 50 ionized particles 50 hoofed mammals 50 lithosphere 50 Max Temp 50 Zooplankton 50 forams 50 teleconnections 50 Earthlike planet 50 WASP #b 50 subantarctic 50 olivines 50 branching corals 50 Type Ia supernovas 50 ocean sunfish 50 Tectonic plates 50 atmospheric turbulence 50 geological timescales 50 altocumulus 50 prominences 50 VY Canis Majoris 50 Ordovician extinction 50 interferograms 50 TrES 4 50 warmings 50 Phanerozoic 50 distant supernovae 50 diurnal cycle 50 solar prominences 50 solar corona 50 winged termites 50 oceanic sharks 50 Saturn moon Enceladus 50 duststorms 50 interglacial period 50 Moderate Resolution Imaging 50 angiosperms 50 skua 50 megadrought 50 luminous galaxies 50 freshwater stingray 50 gravelly sandy 50 Comet NEAT 50 earths surface 50 waxing gibbous moon 50 irradiance 50 fungus thrives 50 Semi arid 50 Kilauea caldera 50 gaseous planets 50 La Nià ± 50 oceanic lithosphere 50 Comet Tempel Tuttle 50 ungulate species 50 magnetic excitations 50 Gemini constellation 50 hydrological cycles 50 stomatal conductance 50 sulfur isotopes 50 montane forests 50 arctic terns 50 photoperiod 50 #.#C #.#F [003] 50 NDVI 50 CoRoT #b 50 plastids 50  ° C. 50 Late Ordovician 50 anthropogenic emissions 50 atmospheric nitrogen 50 Crab Nebula 50 Jovian moon 50 Veniaminof 50 olivine macrocrysts 50 planktonic foraminifera 50 galactic halo 50 ultraviolet radiation UVR 50 woody vine 50 constellation Virgo 50 Tharsis Rise 50 specular reflection 50 Antarctic Dry Valleys 50 cratons 50 outlet glaciers 50 airflows 50 anthropogenic greenhouse gases 50 interstellar dust clouds 50 planetesimal 50 microhabitats 50 Ozone O3 50 tropical climes 50 º Celsius 50 lunar crust 50 NEAs 50 galactic bulge 50 meadow vole 50 #deg C 50 Oceanus Procellarum 50 phenotypic variation 50 convective storms 50 nonmigratory 50 Comet Hartley 2 50 Samuel Oschin Telescope 50 comets orbiting 50 Basal cell carcinomas 49 astronomical phenomena 49 constellation Eridanus 49 constellation Leo 49 deg Celsius 49 retrograde orbits 49 cumulus cloud 49 protoplanetary disks 49 NASA Tropical Rainfall 49 locust breeding 49 hydroxyl molecules 49 equatorial Pacific Ocean 49 NASA QuikScat satellite 49 lowland rainforests 49 TNOs 49 1m 3ft 49 Substorms 49 moon Io 49 sunspot cycles 49 abyssal 49 Cancri e 49 corals sponges 49 Sunda clouded leopard 49 B meson 49 Rosette Nebula 49 MJO wave 49 aurorae 49 Soay sheep 49 Upsilon Andromedae b 49 Qinghai Tibet plateau 49 bristlecones 49 convective 49 supercell storms 49 gravitational redshift 49 coronal hole 49 lobe finned fishes 49 southwesterlies 49 Brigham Grette 49 Saturnian moons 49 Diporeia 49 Gombe chimps 49 Vibrio fischeri 49 archosaurs 49 fruiting bodies 49 nymphal ticks 49 thermal inertia 49 magnetars 49 red supergiants 49 sidereal 49 shallow continental shelf 49 subsurface ocean 49 harmful ultraviolet UV radiation 49 geoeffective 49 chondrules 49 annealing temperature 49 climatologically 49 Deccan plateau 49 Lagoon Nebula 49 Toutatis 49 Milder winters 49 Min Temp #.# 49 warmer wetter 49 interstellar boundary 49 altimetry 49 Kelvin -# 49 stratospheric ozone depletion 49 Magnetars 49 lavas 49 baryon 49 Earth magnetosphere 49 AIRS instrument 49 meteorite impacts 49 CO2 fluxes 49 accretion disks 49 chondritic meteorites 49 aphid populations 49 vertical wind shear 49 infrared satellite imagery 49 larval habitats 49 linearly polarized light 49 spatial scales 49 guanacos 49 neutron radiation 49 constellation Cetus 49 relativistic particles 49 Relative humidity 49 subpolar 49 Saturn moon Mimas 49 Fabaceae 49 rotational axis 49 fruitflies 49 micron wavelengths 49 Mercury magnetosphere 49 eastern equatorial Pacific 49 blazar 49 unicellular algae 49 hydrological cycle 49 comet orbit 49 flightless cormorants 49 decadal 49 gaseous planet 49 meteoroids 49 Antennae Galaxies 49 El Niño Southern Oscillation 49 binary asteroid 49 GJ #b [001] 49 electron diffusion 49 thunder squalls 49 planetary surfaces 49 towering icebergs 49 multi decadal 49 exoplanets orbiting 49 radiative transfer 49 fungus Batrachochytrium dendrobatidis 49 McMurdo Dry Valleys 49 Microcystis 49 warm interglacial 49 magnetized plasma 49 golden toad 49 Climatic Optimum 49 Abundant sunshine 49 lenticular clouds 49 Migrating birds 49 wispy cirrus clouds 49 andesitic rocks 49 alkaline soils 49 coolings 49 gravitational perturbations 49 Tree swallows 49 nucleotide substitutions 49 volcanic moon Io 49 Microbursts 49 lowlands 49 stratocumulus clouds 49 luminosities 49 amphibolite facies 49 waxing crescent 49 Gentoo penguins 49 Antarctic krill 49 irruptive species 49 subseafloor 49 herbivorous mammals 49 Tuamotu Archipelago 49 El Ninos 49 nighttime lows 49 cirrus cloud 49 coral atolls straddling 49 Arctic terns 49 El Teide 49 icefields 49 diatoms 49 cosmological distances 49 gravitational acceleration 49 subtropical jet 49 speckle pattern 49 whitebark pines 49 gigantea 49 plagioclase 49 YORP effect 49 humid tropical 49 Polar Vortex 49 Ragweed pollen 49 convection currents 49 Gangetic plains 49 constellation Hercules 49 moist soils 49 # ° [002] 49 comet Tempel Tuttle 49 arid climes 49 auroral oval 49 protoplanets 49 Namib desert 49 Virunga Mountains 49 multi celled 49 rainfed crops 49 Zeta Ophiuchi 49 tectonic stresses 49 blazars 49 damselfish 49 carbonate ion 49 transiting planets 49 planets orbits 49 carbonate minerals 49 VB #b 49 malaria vectors 49 giant squid Architeuthis 49 Scientists theorize 49 marine sediments 49 Nomura jellyfish 49 predatory fishes 49 HD# [002] 49 Terre Adelie 49 unlogged forests 49 outgroups 49 sooty shearwaters 49 tropical savannah 49 thermally induced 49 distant supernovas 49 Le Quéré 49 relativistic electrons 49 planetary orbits 49 post perovskite 49 Sperm whales 49 vorticity 49 Westerly winds 49 Jovian moons 49 Galapagos penguin 49 AGNs 49 Saturn magnetosphere 49 olivine 49 Cordillera Blanca 49 nematode species 49 micro meteorites 49 northwesterly flow 49 moon Deimos 49 Tibetan Plateau 49 cosmic phenomena 49 impactors 49 spruce beetles 49 Basking sharks 49 planet Gliese #g 49 gaseous methane 49 Viking Lander 49 limestone xenoliths 49 bar tailed godwit 49 Sulphur dioxide 49 terranes 49 microbial organisms 49 cosmic collisions 49 ocean ridges 49 Earth orbiting satellites 49 vitellogenin 49 broadleaf forests 49 aeolian 49 Kelvins 49 Pseudo nitzschia 49 abyssal depths 49 diurnal variation 49 submarine volcanoes 49 Namib Desert 49 planet WASP #b 49 insectivorous birds 49 sunspot 49 Manned missions 49 Snowy owls 49 El Nio 49 infertile soils 49 magnetic polarity 49 sunny climates 49 False killer whales 49 Valles Marineris 49 lunar highlands 49 anthropogenic warming 49 mammalian predators 49 monotonically 49 Palaeocene Eocene Thermal Maximum 49 moons Europa 49 biogeographic 49 yellow bellied marmots 49 yellowish orange 49 biogeochemical processes 49 Pacific Decadal Oscillation PDO 49 tadpole shrimp 49 spur throated locust 49 Fig. 4A 49 sauropod dinosaurs 49 wingbeats 49 freshwater invertebrates 49 hyperoxia 49 Globular clusters 49 Gondwanan 49 tyrannosaurids 49 dunlins 49 submillimetre wavelengths