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Report by the Central Pollution Control Board, Regional Directorate, Bengaluru on the management of jarosite in industries involved in primary production of zinc from ore.

The National Green Tribunal, southern zone vide order dated January 9, 2023 had directed the Central Pollution Control Board to file a report on the existing guidelines for jarosite.

Report filed by the Kerala State Pollution Control Board, Senior Environmental Engineer, Environmental Surveillance Centre, Eloor, Ernakulam dated 22/02/2021. The report was the assessment of efficiency of the ETP/CETP and ZLD implementation in the industrial clusters of Greater Kochi along the banks of river Periyar.

Counter affidavit filed by Edayar Zinc Ltd. with the National Green Tribunal in the matter of K. K. Muhammed Iqbal Vs Kerala State Pollution Control Board & Others. The matter relates to the allegation of contaminated surface run off from the zinc industry and the leachate from the old jarosite pond contaminating Edayattuchal and Chakkarachal paddy fields.

Order of the National Green in the matter of Shibu Manuel, Secretary, Green Action Force Vs. The Govt. of India & Ors. dated 26/09/2018. The case relates to pollution being caused to the River Periyar in Kerala by discharge of effluents by more than 400 industrial units. As per the information received from the State Pollution Control Board, although the four most polluting industries have been identified, other industries also contribute to the pollution.

Order of the National Green Tribunal (Southern Zone, Chennai) in the matter of Muhammed. O Vs Kerala State Pollution Control Board & Others dated 13/07/2016 regarding quarrying or mining operations in the Arimbra Hills, Malappuram District, Kerala, including clearing of vegetation without obtaining prior EC and other mining permissions from the concerned authorities.