About the Authors

Shoubing Wang

sbwang@fudan.edu.cn

Affiliation Department of Environmental Science and Engineering, Fudan University, Shanghai, People’s Republic of China

Ziran Xu

Affiliation Department of Environmental Science and Engineering, Fudan University, Shanghai, People’s Republic of China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: SW ZX. Data curation: SW ZX. Formal analysis: SW ZX. Funding acquisition: SW. Investigation: SW ZX. Methodology: SW ZX. Project administration: SW. Resources: SW ZX. Supervision: SW. Validation: SW ZX. Visualization: SW ZX. Writing – original draft: ZX. Writing – review & editing: SW.