Chen, Wenhui; Ruan, Ziwen; Cai, Bofeng; Li, Yan; Zhang, Li - 2026
The Coal Triangle Region, comprising Shanxi, Inner Mongolia, Shaanxi, and Ningxia, is the world's largest coal … agenda, the region faces a transition problem of reducing coal dependence while maintaining energy security, industrial … structural lock-in, with coal-based industries contributing 20.3% of regional industrial GDP in 2024 and remaining a cornerstone …