Order of the National Green Tribunal (Eastern Zone Bench, Kolkata) in the matter of Subhas Datta Vs State of West Bengal & Others dated 13/05/2016. The issue deals with losses to biodiversity and livelihood of fishermen from abstraction of excessive amounts of water for irrigation and from alteration of Ganga by Farakka Barrage Project. 

Tribunal directs Kolkata Port Trust (KPT) and Kolkata Metropolitan Development Authority (KMDA) to submit a report on methods to be adopted for preventing erosion on the stretch of river Ganga falling within the Port Trust area and the measures to maintain its bio-diversity.