News: The 12th edition of the Environment Performance Index has been released by Yale and Columbia universities in collaboration with the World Economic Forum (WEF).
- The index is released biennially (once every two years).It ranks 180 countries on 32 performance indicators across 11 categories covering environmental health and ecosystem vitality.
- Top ranks: Denmark was ranked first followed by Luxembourg and Switzerland.
- India: It was ranked 168.In 2018,it was ranked 177.
- All South Asian countries except Afghanistan are ahead of India in the ranking.