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Rural households’ livelihood vulnerability to climate variability and extremes: a livelihood zone-based approach in the Northeastern Highlands of Ethiopia

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Ecological Processes 2021年第1期10卷 749-771页

作者： Abebe arega Mekonen arega bazezew berlie Department of Geography and Environmental Studies Bahir Dar UniversityP.O.Box 79Bahir DarEthiopia Department of Geography and Environmental Studies Debremarkos UniversityP.O.Box 269DebremarkosEthiopia

Background:The adverse effects of climate variability and extremes exert increasing pressure on rural farm households whose livelihoods are dependent on ***,integrated and area-specific vulnerability assessments in Ethiopia in general and the study area,in particular,are scarce and insufficient for policy ***,this study aims to quantify,map,classify,and prioritize the level of vulnerability in terms of the components of exposure,sensitivity,and adaptive capacity in the Northeastern Highlands of *** study area is divided into six livelihood zones,namely,Abay-Beshilo Basin(ABB),South Wollo and Oromia eastern lowland sorghum and cattle(SWS),Chefa Valley(CHV),Meher-Belg,Belg,and Meher.A total of 361 sample households were selected using proportional probability sampling *** questionnaire,key informant interview,and focus group discussions were used to collect the necessary *** and temperature data were also *** the IPCC’s climate change vulnerability assessment approach,the climate vulnerability index(CVI)framework of Sullivan and Meigh’s model was used to assess the relative vulnerability of livelihoods of rural ***-four vulnerability indicators were identified for exposure,sensitivity,and adaptive capacity *** this regard,Iyengar and Sudarshan’s unequal weighting system was applied to assign a weight to ***:The results revealed that Belg and Meher were found to be the highest exposure livelihood zones to vulnerability with an aggregated value of ***,SWS,ABB,Belg,and CHV livelihood zones showed moderate level of sensitivity to vulnerability with an aggregated value between 0.45 and *** study noted that livelihood zone of Belg(0.75)was found to be at high level of livelihood ***(0.57)and CHV(0.45)were at a moderate level of livelihood vulnerability while Meher-Belg(0.22)was the least vulnerable livelihood zone due to a high level o

关键词： Exposure Sensitivity Adaptive capacity Vulnerability Index Sullivan and Meigh’s model Ethiopia

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