Author

Han Zheng

2 papers indexed here

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Sep 2026

Integrated PMF-XGBoost analysis of heavy metal source contributions and associated predictor patterns in a polymetallic mining region.

Heavy metal (HM) contamination in mining-impacted soils poses persistent ecological and human health risks, yet the relationships between source contributions and associated environmental variables remain poorly understood. To address the limitations of previous studies, we used an integrated Positive Matrix Factorizat...

Yan-Ni Li, Shan Liu, Shi-Ci Zhang et al. · Environmental Pollution · 0 citations

Open access Sep 2026

Identifying Urban CO2 Marginal Abatement Costs Under Alternative Reference Technologies: Evidence from 278 Chinese Cities

Urban CO2 marginal abatement costs (MACs) provide important information for designing sustainable low-carbon transition strategies, but their interpretation may be affected by reference technology choices and identification uncertainty. Using 5004 city-year observations from 278 Chinese prefecture-level cities over 200...

Qing-Rui Xiao, D. Ren, Han Zheng et al. · Sustainability · 0 citations