Related by context. Frequent words. (Click for all words.) 58 climatic conditions 56 climate 53 atmospheric 50 climate change 50 desertification 50 global warming 48 El Niño 47 mass extinction 47 climactic 47 droughts 46 extinctions 46 El Nino 46 salinity 46 climates 45 Climate 45 hydrological 44 atmospheric carbon dioxide 44 La Niña 44 warming 44 biodiversity 44 La Nina 43 meteorological 43 oceanic 42 glacial 42 drought 42 ecological 42 deforestation 42 glaciers 42 tropics 42 Global warming 42 biosphere 42 polar ice 41 topography 41 tectonic 41 socio 41 geologic 41 acidification 41 phenomena 41 latitudes 41 temperature 40 volcanic eruptions 40 ecosystems 40 soil erosion 39 Warming 39 cataclysmic 39 melting glaciers 39 geological 39 prolonged drought 39 ocean currents 39 WMO 39 temperatures 39 weather 39 tropical 39 tropical cyclones 39 planetary 39 natural calamities 38 geopolitical 38 Antarctic 38 wind shear 38 Antarctica 38 monsoon 38 polar 38 arctic 38 urbanization 38 equatorial 38 crop yields 37 Greenland ice 37 permafrost 37 temperate 37 geopolitics 37 cataclysm 37 warmer temperatures 37 socio cultural 37 Antarctic ice 37 oscillation 37 domestication 36 tropical forests 36 sociopolitical 36 climatologists 36 physiological 36 epoch 36 dynamics 36 Global Warming 36 World Meteorological Organization 36 monsoons 36 Ice Age 36 marine ecosystems 36 dryness 36 volcanic activity 36 polar regions 36 sociological 36 oceanographic 36 species 35 Deforestation 35 bio diversity 35 wetter 35 Agriculture Organisation 35 altitude 35 dry spells 35 rainfall 35 morphological