Related by context. Frequent words. (Click for all words.) 73 ENSO 68 atmospheric circulation 65 equatorial Pacific Ocean 64 La Nina 64 La Niña 63 El Ninos 63 El Niño 62 El Nino 62 North Atlantic Oscillation 61 El Nino phenomenon 60 mid latitudes 59 equatorial Pacific 59 hydrological cycle 59 storminess 58 decadal 58 tropical cyclones 57 greenhouse warming 56 subtropical regions 55 volcanism 55 terrestrial ecosystems 55 La Nina weather 55 vertical wind shear 54 Climatic 54 convective 54 sunspot activity 54 lithosphere 54 sunspot cycle 54 Little Ice Age 54 upwelling 53 harmful algal blooms 53 monsoon rainfall 53 geologically active 52 climatological 52 cyclones 52 crustal 52 magmatic 52 synoptic 51 equatorial regions 51 subduction 51 El Niño phenomenon 51 glacial melt 51 geomagnetic 51 monsoonal 51 Ocean acidification 50 oscillation 50 Sunspots 50 coral bleaching 50 troposphere 50 geomagnetic storms 50 albedo 50 temperate regions 50 tropics 50 hotter summers 50 Climatology 50 cirrus clouds 50 tectonic 49 geomagnetic field 49 latitudes 49 World Meteorological Organisation 49 atmospheric chemistry 49 anticyclone 49 Alone doji 49 MODIS 49 oceanic 49 nitrogen fixation 49 auroral 49 subduction zones 49 tectonics 49 Droughts 49 Landsea 49 irradiance 49 X ray emission 49 climatic 48 westerlies 48 subtropics 48 Variability 48 subtropical 48 anthropogenic 48 tide gauges 48 landmasses 48 marine sediments 48 glaciation 48 volcanically active 48 ocean currents 48 perturbations 48 Wind shear 48 gravity anomaly 48 oscillations 48 temperate zones 47 oxygen isotopes 47 seismicity 47 Volcanic eruptions 47 Quaternary 47 prolonged droughts 47 temperature gradient 47 ozone depletion 47 volcanic eruptions 47 dynamical 47 Medieval Warm Period 47 convection 47 Tibetan Plateau