Related by context. Frequent words. (Click for all words.) 63 El Niños 62 polar vortex 61 equatorial Pacific Ocean 59 aerosol particles 59 upwellings 58 temperate forests 58 equatorial regions 58 mesosphere 58 mid latitudes 58 phytoplankton blooms 57 El Nino warming 57 atmospheric circulation 57 solar irradiance 57 La Nina pattern 56 poleward 56 Greenland glaciers 56 marine sediments 56 equatorial Pacific 56 atmospheric methane 56 El Ninos 56 cirrus clouds 56 continental crust 56 Tibetan Plateau 56 glacial retreat 56 landmasses 56 vertical wind shear 56 eastern equatorial Pacific 55 Northerly winds 55 severe droughts 55 lithosphere 55 super Earths 55 tropospheric 55 tropical cyclones 55 Dry Valleys 55 storminess 55 stratospheric ozone 55 glacial melt 55 plankton blooms 55 substorm 55 La Nina cooling 54 glaciations 54 insolation 54 solar nebula 54 moonlets 54 oceanic 54 subtropics 54 X ray emission 54 icecap 54 Oort Cloud 54 Melting glaciers 54 foraminifera 53 hydrothermal vent 53 central equatorial Pacific 53 biogeochemical 53 volcanic plume 53 coronal hole 53 solar corona 53 Meridiani 53 planetesimals 53 troposphere 53 Weddell Sea 53 Polar Regions 53 planetary nebulae 53 glacial melting 53 terrestrial ecosystems 53 Kuiper belt 53 cryosphere 53 lavas 53 SSTs 53 magnetic reconnection 53 Poyang Lake 53 Antarctic ozone 53 Southerly winds 52 glaciers 52 subtropical regions 52 hydrological cycle 52 electron density 52 abundances 52 meteorite impacts 52 monsoonal 52 geomagnetic field 52 undersea plumes 52 explosive eruptions 52 geologically active 52 cirrus 52 MODIS 52 cumulus clouds 52 WASP #b 52 scarps 52 landforms 52 atmospheric CO 52 interglacial period 52 polar caps 52 convective 52 volcanic activity 52 equatorial 51 basaltic 51 mountain glaciers 51 ocean currents 51 seawaters 51 magnetosphere