ORIGINAL RESEARCH article
Front. Environ. Econ.
Sec. Economics of Climate Change
Volume 4 - 2025 | doi: 10.3389/frevc.2025.1689025
Nexus between Food Insecurity, Poverty, and Climate Change: A Cross-Regional Multifactorial Analysis
Provisionally accepted
- 1Faculty of Agriculture, Department of Agricultural Economics, University of Nigeria, Nsukka, 041006, Nigeria
- 2Universite Laval, Québec City, Canada
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Climate change, by exacerbating poverty and food insecurity, creates complex dynamics that threaten global food security. This study aims to examine the complex interactions between these phenomena (climate change, poverty and food security), adopting a multidimensional approach to understand their direct and indirect relationships. The study focused on eight countries representing the African, Asian, American and European continents, selected according to their Human Development Index (HDI). Data is collected for the period 1990-2020 from platforms such as FAO, World Bank, UNDP and Our World in Data, based on indicators of poverty, climate change and food insecurity (qualitative approach). Data analysis is based on time series (temporal evolutions in climate and poverty variables) as well as thematic content analysis. Analysis of evolutions in poverty indicators and the HDI reveals marked disparities between regions, with notable progress in Asia and Europe, but persistent challenges in Africa and Yemen. Similarly, these disparities are also observed for climate evolutions and changes in land, particularly in Africa and Asia. Regarding food insecurity evolutions, there is a considerable increase with marked regional disparities, where Africa and Latin America are the most affected. Direct arable effects include reduced agricultural productivity, crop and livestock yield, increased undernourishment, reduced livelihoods and producer incomes. Indirectly, these changes reduce crop quality, disrupt ecosystem services, exacerbate resource conflicts and increase production costs. These findings provide guidance for policymakers and researchers in developing integrated strategies that address not only food security and poverty, but also climate change.
Keywords: Climate Change, Poverty, Food security, Effects, HDI
Received: 19 Aug 2025; Accepted: 13 Oct 2025.
Copyright: © 2025 DOSSA and MIASSI. This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.
* Correspondence: Kossivi Fabrice DOSSA, fabdossa@gmail.com
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