Related by context. Frequent words. (Click for all words.) 75 floods droughts 57 droughts 54 heatwaves 49 Droughts 49 famines 48 desertification 48 natural disasters 47 climate change 46 crop yields 45 melting glaciers 45 Natural disasters 45 staple foods 45 cyclones 44 natural calamities 44 extinctions 44 using IDrive Sharing 43 poorer nations 43 environmental degradation 43 floods landslides 43 subsistence farmers 43 Desertification 42 businesses expanding Norl 42 soil erosion 42 crops 42 deforestation 42 natural catastrophes 42 greenhouse gas concentrations 41 overgrazing 41 global warming 41 Agriculture Organisation 41 warming gases 41 heat trapping gases 40 scarcities 40 greenhouse gases 40 prolonged drought 40 cereal crops 40 Global warming 40 epidemics 40 chronically hungry 40 famine 40 coral bleaching 39 typhoons 39 gases blamed 39 malnutrition 39 insect infestations 39 World Meteorological Organisation 39 greenhouse gasses 38 water borne diseases 38 WMO 38 arable land 38 Deforestation 38 biodiversity 38 floods 38 calamities 38 tropical cyclones 38 tidal surges 38 catastrophes 38 monsoon floods 38 burning fossil fuels 38 Coral reefs 38 Agriculture Organization 38 pandemics 38 pestilence 38 FAO 37 emit carbon dioxide 37 hurricanes tornadoes 37 El Nino 37 undernourishment 37 carbon sinks 37 disasters 37 Developing nations 37 pastoralists 37 heat trapping greenhouse gases 37 El Niño 37 Agriculture Organization FAO 37 mountain glaciers 37 starvation 37 smallholder farmers 37 coastal erosion 36 biofuel crops 36 soil fertility 36 carbon dioxide methane 36 mass extinctions 36 atmospheric carbon dioxide 36 cultivable land 36 climatic 36 ocean acidification 36 storm surges 36 diarrheal diseases 36 Climate 36 dry spells 36 atmospheric circulation 36 climate 36 arid regions 36 undernutrition 35 waterborne diseases 35 anthropogenic 35 Agriculture Organisation FAO 35 subsistence agriculture 35 UNEP Executive 35 HIV AIDS malaria