The water quality of the Yamuna river improved from January 2023 to December 2023 as a result of coordinated action by the various departments involved, compared to the corresponding months from January 2022 to December 2022, the Delhi government’s department of environment told the National Green Tribunal (NGT) in a report on December 20, 2023.
https://www.downtoearth.org.in/news/mining/daily-court-digest-major-environment-orders-december-21-2023--93550