首页|气候变化对非洲粮食安全的多维冲击及其治理

气候变化对非洲粮食安全的多维冲击及其治理

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非洲作为世界范围内对气候变化脆弱性最高的地区,气候变化及其连锁反应对该地区粮食安全造成了环境、经济、社会等多维度冲击.从环境维度看,气候变化引发的降水模式异常、土地退化加剧、极端气候事件频发等后果,对农业生产造成系统性威胁,严重影响粮食供应量及稳定性;从经济维度看,气候变化会降低小农户的收入水平、抑制农业生产性投资、引发食品价格上涨、扰乱全球粮食贸易,从而损害了弱势群体的粮食获取能力和国家层面粮食供应的稳定性;从社会维度看,气候变化不仅对民众健康构成严重威胁,还会使贫困和不平等状况恶化、暴力冲突和流离失所事件增加,从而加剧粮食安全的脆弱性.为应对愈发严峻的气候变化和粮食安全的双重挑战,非洲国家亟需推动气候韧性的粮食系统转型,未来可考虑将推进基于自然的低碳农业生产方式、塑造具有气候韧性的农业价值链、构建抵御灾害风险的社会安全网,作为应对气候变化冲击的战略重点.
Multidimensional Impacts of Climate Change on Food Security in Africa and Its Governance
Africa's vulnerability to climate change is among the highest in the world.Climate change and its knock-on effects have caused environmental,economic and social impacts on food security in Africa.In the environmental dimension,climate change induced consequences such as abnormal precipitation patterns,deterioration of land degradation and frequent extreme weather events,have posed systemic threats to agricultural production and compromised food availability in Africa.In terms of the economic dimension,climate change could lead to economic loss for smallholders,constraint on productive investment,rising food price and disruption of global food trade,thereby undermining the ability of vulnerable groups to access food and the stability of food supplies at the national level.Considering the social dimension,climate change has posed severe threat to human health,deepened poverty and inequality,and exacerbated displacement and violent conflicts,further increasing food security vulnerability in Africa.In the face of daunting dual challenges of climate change and food security,it is urgent to promote climate-resilient food system transformation in Africa.Looking forward,African countries may consider promoting low-carbon based agricultural production methods,shaping climate-resilient agricultural value chains and building social safety nets to withstand climate-related disasters as strategic priorities.

climate changeAfrican food securityfood systemsclimate resiliencelow-carbon agriculture

朴英姬

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中国社会科学院西亚非洲研究所(中国非洲研究院)

气候变化 非洲粮食安全 粮食系统 气候韧性 低碳农业

中国社会科学院学科建设"登峰战略"重点学科资助计划

DF2023ZD34

2024

西亚非洲
中国社会科学院西亚非洲研究所

西亚非洲

CSSCICHSSCD北大核心
影响因子:0.816
ISSN:1002-7122
年,卷(期):2024.(5)