Environmental Performance Index 2026: India and Laos rank the lowest, Estonia tops ranking

3 min readJul 28, 2026 05:37 PM IST In the 2026 Environmental Performance Index (EPI), Estonia claimed the No. 1 spot with an overall score of 74.79. (Photo Credit: wikimedia commons)Environmental Performance Index (EPI) 2026: Evaluating 177 nations across 47 specific metrics, the 2026 Environmental Performance Index (EPI) assesses 12 key issue categories that highlight major sustainability challenges in climate change, ecosystem vitality, and environmental public health. The Environmental Performance Index (EPI) is a data-driven global benchmark developed by the Yale Center for Environmental Law & Policy, Columbia University’s Center for International Earth Science Information Network (CIESIN) andYale Center for Geospatial Solutions, Yale University with support from the McCall MacBain Fo