Carbon unlocking of transportation infrastructure: assessment and regional disparities across 30 provinces in China
Peer-Reviewed Publication
Updates every hour. Last Updated: 13-Jun-2026 17:15 ET (13-Jun-2026 21:15 GMT/UTC)
Based on panel data from 2004 to 2023 covering 30 provinces in China, this study establishes a three-dimensional (economic, technological, institutional) indicator system to evaluate the carbon unlocking level of transportation infrastructure. The entropy weight method and natural breaks method are applied to classify regional and provincial levels, revealing a clear gradient gap and provincial differentiation, which supports low-carbon transition in the transport sector.
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