2023-10-25-世界银行-Devinit-一条不确定的道路_审视世界银行的气候变化贫困预测（英）_16页_213kb

Key Findings and Summary

The World Bank's climate change poverty projections indicate that climate change could push up to 131.5 million people into extreme poverty by 2030, but these estimates are highly uncertain due to data limitations and methodological issues. The report by Development Initiatives highlights that climate change exacerbates poverty through events like extreme weather, yet reliable data and comprehensive models are lacking, making accurate projections challenging.

The World Bank's model utilizes Shared Socioeconomic Pathways (SSPs) and factors such as agricultural productivity, food prices, disaster exposure, labor, and health to estimate impacts. However, this results in wide confidence bounds, with uncertainty largely driven by socioeconomic uncertainties rather than climate factors alone. Key results show that even without climate change, poverty projections vary greatly, emphasizing policy challenges.

Major limitations include insufficient household survey data, especially in conflict or crisis areas, and incomplete models that exclude factors like conflict or secondary impacts. Recommendations stress the need for improved current poverty data collection, expanded modeling to include indirect effects, and investments in localized climate vulnerability assessments to inform targeted adaptation strategies.