Order of the National Green Tribunal in the matter of Majhi Paragana Abhen Baisi Vs Aligarh Muslim University, Kishanganj & Others dated 18/02/2019 regarding construction of a centre of the Aligarh Muslim University proposed  on the banks of river Mahananda, Kishanganj district in the State of Bihar. It is

Order of the National Green Tribunal (Eastern Zone Bench, Kolkata) in the matter of Manjhi Parganas Abhen Baisi Vs Aligarh Muslim University, Kishanganj, Bihar & Others dated 21/08/2017 regarding illegal works of construction of embankment and boundary wall on the river bed of Mahananda and the flood plains as well as illegal mining of minor minerals.

Order of the National Green Tribunal (Eastern Zone Bench, Kolkata) in the matter of Manjhi Parganas Abhen Baisi Vs Aligarh Muslim University, Kishanganj, Bihar & Others dated 21/07/2017 regarding the proposed construction of a centre of Aligarh Muslim University on the bank of river Mahananda in Kishanganj District in the State of Bihar. It is alleged that out of 224.02 acres of land transferred to the University for the purpose by the Govt., most of it falls on the river bed and flood plains of Mahananda river. NGT directs notice to be issued to the Respondents.

Order of the National Green Tribunal (Eastern Zone Bench, Kolkata) in the matter of ARK Nirman Pvt. Ltd. Vs. Subhas Datta and Others dated 02/03/2017 regarding pollution of river Mahananda, Siliguri, North Bengal during Chhat Puja. NGT Vide order dated 01.11.2016 had disallowed construction of bridges across the river Mahananda.

Order of the National Green Tribunal in the matter of Court on its own Motion Vs. State of West Bengal dated 27/02/2017 regarding pollution of river Mahananda in Siliguri, District Darjeeling and indiscriminate dumping of municipal solid waste all over the city. NGT issues noitce to the State of West Bengal, West Bengal State Pollution Control Board, Municipal Corporation Siliguri and Deputy Commissioner Siliguri .

Order of the National Green Tribunal (Eastern Zone Bench, Kolkata) dated 29/11/2016 regarding pollution of river Mahananda, West Bengal. National Green Tribunal expressed dismay at the condition of the river Mahananda as evident from the photographs placed by Subhas Datta, the applicant, indicating the situation after Chhat Puja, 2016.