Articles | Volume 25, issue 11
https://doi.org/10.5194/acp-25-5537-2025
https://doi.org/10.5194/acp-25-5537-2025
Research article
 | 
04 Jun 2025
Research article |  | 04 Jun 2025

High-resolution mapping of on-road vehicle emissions with real-time traffic datasets based on big data

Yujia Wang, Hongbin Wang, Bo Zhang, Peng Liu, Xinfeng Wang, Shuchun Si, Likun Xue, Qingzhu Zhang, and Qiao Wang

Data sets

Data of High-resolution mapping of on-road vehicle emissions with real-time traffic datasets based on big data Xinfeng Wang and Yujia Wang https://doi.org/10.17632/24t54p6rj2.1

ERA5 hourly data on single levels from 1940 to present H. Hersbach et al. https://doi.org/10.24381/cds.adbb2d47

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Short summary
This study established a bottom-up approach that employs real-time traffic flows and interpolation to obtain a spatially continuous on-road vehicle emission mapping for the main urban area of Jinan. The diurnal variation, spatial distribution, and emission hotspots were analyzed with clustering and hotspot analysis, showing unique fine-scale variation characteristics of on-road vehicle emissions. Future scenario analysis demonstrates remarkable benefits of electrification on emission reduction.
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