Hi Rakshit, Please provide a direct e-mail address and we will forward you actual economic, ecologically and societally sound immediately implementable solutions for removal of bauxite, associated and other contaminant metals and metalloids from water, soils and clays, which simultaneously delivers ecological and agricultural rehabilitation. Our systems are implementable and manageable by community based teams with multiple globally demonstrated success models. Kind regards, Dr. Wayne Sampey Earth Sustaining Sciences