The Environmental Performance Index (EPI) ranks 180 countries based on 24 performance indicators across ten categories, evaluating environmental health and ecosystem vitality:
Environmental ProtectionEnvironmental Health: Includes Air Quality, Water & Sanitation, and Heavy Metals/Lead Exposure.
Ecosystem Vitality: Covers Biodiversity & Habitat, Forests/Tree Cover Loss, Fisheries, Climate & Energy, Air Pollution, Water Resources/Wastewater Treatment, and Agriculture/Sustainable Nitrogen Management.
Switzerland leads the 2018 EPI rankings with an overall score of 87.42, demonstrating strong performance in areas such as Climate & Energy and Air Pollution. In the Environmental Health category, Switzerland excels particularly in Water & Sanitation, reflecting the high quality of Swiss raw materials and products.
Source: Environmental Performance Index (hyperlink:
https://epi.envirocenter.yale.edu)