Related by context. Frequent words. (Click for all words.) 69 semi arid 69 arid regions 63 arid 62 semiarid 59 drylands 59 prolonged droughts 58 irrigated crops 57 irrigated agriculture 56 subtropical regions 55 temperate zones 55 fertile soils 55 temperate regions 53 Sahelian 53 prolonged drought 52 climatic conditions 52 rangelands 52 Severe drought 52 desertification 51 arable lands 51 frequent droughts 51 Droughts 51 aridity 51 grassland birds 50 lowlands 50 cereal crops 50 Sahel region 50 lowland 50 grasslands 50 Soil moisture 50 highlands 50 arable land 50 drought stricken 49 biome 49 hydrological cycle 49 regions 49 pastoralism 49 subtropics 49 river basins 49 mountainous regions 48 Sahel 48 temperate climates 48 soils 48 Oromiya 48 biodiversity hotspots 48 overgrazed 48 savannahs 48 crop yields 48 horticultural crops 48 pastoralists 47 droughts 47 forbs 47 Desertification 47 FEWS NET 47 irrigated 47 Mediterranean basin 47 El Niño phenomenon 47 Rajasthan Gujarat 47 soil fertility 47 El Nino phenomenon 47 savannas 46 topsoil moisture 46 terrestrial ecosystems 46 deficient rainfall 46 croplands 46 rangeland 46 freshwater ecosystems 46 sedimentary basins 46 glacial melt 46 Dryness 46 Burkina Faso Mali 46 coarse grains 46 Rajasthan Uttar Pradesh 46 eastern Corn Belt 46 habitat fragmentation 46 uplands 46 forest ecosystems 46 drained soils 45 millets 45 nomadic herders 45 scanty rainfall 45 dryland 45 locust swarms 45 streamflows 45 sparsely inhabited 45 plains 45 cropland 45 atmospheric circulation 45 drought parched 45 overgrazing 45 sandy soils 45 monsoon rainfall 45 region 45 tropical climates 45 Salinity 45 Arid 44 Sub Saharan Africa 44 latitudes 44 groundwater recharge 44 aquifers 44 forage crops 44 biofuel feedstock