联合国环境规划署（UNEP）：2025年矿产和金属可持续性标准与倡议的盘点报告（英文版）

Amid surging global demand for minerals and metals, this report maps more than 100 sustainability standards across mining value chains, examining how they interact with laws, regulations and policy commitments. It assesses whether these standards strengthen environmental governance or risk undermining it. The study finds that while standards are increasingly used to improve environmental and social performance, their rapid proliferation has created a fragmented and confusing landscape for gov