世界自然保护联盟IUCN：2026年改进基于成果的有效性评估保护和保护区报告（英文版）

Over the past two decades, there has been a growing global interest in understanding and demonstrating the effectiveness of protected areas (PAs) and other effective area-based conservation measures (OECMs) which collectively are referred to as protected and conserved areas (PCAs). The need to go beyond coverage targets and understand whether PCAs are delivering conservation outcomes was already recognized in the Convention on Biological Diversity’s Aichi Target 11, which highlighted that PCA