Supplementary-Material-of-review-manuscript-for-Sustainability-journal-14MAY2020-v1.2

This Supplementary Material Excel spreadsheet is made of 14 tabs including tables and figures. Considering some figures are utilized in the manuscript, the SM represents the source of these figures. The file "Supplementary_Material(SM)_12May2020_v1.1." includes the "Criteria for classification" in tab 11 (Factors).本补充材料Excel电子表格共包含14个工作表，涵盖各类表格与插图。鉴于部分插图已在正文中使用，本补充材料（Supplementary Material，简称SM）为这些插图的原始来源。文件Supplementary_Material(SM)_12May2020_v1.1的第11个工作表（Factors）中，收录有‘分类标准（Criteria for classification）’相关内容。