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2 articles

Article

Open AccessPublished: 2 March 2026

A Composite Geospatial Index for Road Safety Risk: Integrating Crash Data with Roadway Characteristics

Siqing Chen

Transportation Development Research · 12-27 · 10.55121/tdr.v4i1.1024

Road traffic accidents pose significant threats to public safety and urban infrastructure. While effective safety management is a critical component of sustainable transportation planning and public health, traditional approaches often rely heavily on identifying historical crash hotspots. These reactive methods frequently fail

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Article

Open AccessPublished: 10 November 2025

Spatial Heterogeneity in the Impact of Urban Land Use on Road Traffic Carbon Dioxide Emissions

Yang Yang, Jiacheng Jiao, Xingqi Ji, Yixuan Xue, Hongliang Xia, Yinling Chen

Transportation Development Research · 105-120 · 10.55121/tdr.v3i2.1012

Road traffic has become one of the major sources of carbon dioxide emissions. However, there remains a lack of consensus on how urban land use influences these emissions. This study investigates the spatial distribution of municipal-level road traffic carbon dioxide emissions and their land use drivers in Japan’s Kanto region. O

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