Answer: Kerala
Notes: Kerala retained the top spot in the Niti Aayog's Sustainable Development Goals (SDG) Index released in the year 2021. India’s overall score across SDGs improved by six points, from 60 in 2019 to 66 in 2021 The annual index evaluates the progress of states and UTs on social, economic and environmental criteria. Himachal Pradesh and Tamil Nadu grabbed the second and third spots respectively while Bihar is placed at the last place in the index.
