干旱、人类与野生动物冲突和粮食安全的相互作用:来自津巴布韦农村的见解

IF 2.6 3区 经济学 Q2 AGRICULTURAL ECONOMICS & POLICY
Terrence Kairiza, Asankha Pallegedara, Lloyd Chigusiwa
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引用次数: 0

摘要

在人类和野生动物(尤其是大象)数量增加的背景下,非洲南部干旱的频率和严重程度一直在增加。由于争夺食物和水,这增加了人类与野生动物冲突(HWC)的事件,使与野生动物走廊并列的农民家庭的保护工作和粮食安全进一步复杂化。我们通过研究干旱在津巴布韦农村地区诱发HWC的作用,并调查HWC对农村家庭粮食安全状况的影响,来寻求对这些问题的见解。在这项工作中,我们利用了2023年津巴布韦农村家庭全国代表性调查的数据。为了避免与自我选择进入HWC家庭相关的混淆问题,并考虑到结果变量的计数性质,我们采用了带有计数数据的内生切换回归模型。研究结果提供了三个主要见解。首先,干旱的发生增加了农村农户发生HWC的可能性。其次,HWC增加了农村家庭对粮食不安全的脆弱性。最后,如果农户已经遭受了干旱冲击,那么HWC冲击对农户粮食不安全影响不大。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
The interplay of drought, human–wildlife conflict and food security: Insights from rural Zimbabwe

The frequency and severity of drought has been increasing in Southern Africa against the backdrop of an increase in the population of both humans and wildlife, most notably elephants. This has increased the incidents of human–wildlife conflict (HWC) due to competition for food and water, further complicating both conservation efforts and food security for farmer-households juxtaposed to wildlife corridors. We seek insights into these issues by examining the role of drought in inducing HWC in rural Zimbabwe and investigate the effect of HWC on the food-security status of rural households. We utilise data from the 2023 nationally representative survey of rural Zimbabwean households in this endeavour. To avoid the confounding problem associated with self-selection into a HWC household and taking into account the count nature of our outcome variable, we employ the endogenous switching regression model with count data. The results provide three major insights. First, drought occurrence increases the likelihood of HWC among rural farmer-households. Second, HWC increases rural household vulnerability to food insecurity. Finally, the HWC shock is inconsequential on farmer-household food insecurity if the farmer-household has already suffered the drought shock.

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来源期刊
CiteScore
6.30
自引率
0.00%
发文量
36
审稿时长
>24 weeks
期刊介绍: The Australian Journal of Agricultural and Resource Economics (AJARE) provides a forum for innovative and scholarly work in agricultural and resource economics. First published in 1997, the Journal succeeds the Australian Journal of Agricultural Economics and the Review of Marketing and Agricultural Economics, upholding the tradition of these long-established journals. Accordingly, the editors are guided by the following objectives: -To maintain a high standard of analytical rigour offering sufficient variety of content so as to appeal to a broad spectrum of both academic and professional economists and policymakers. -In maintaining the tradition of its predecessor journals, to combine articles with policy reviews and surveys of key analytical issues in agricultural and resource economics.
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