Dr. Subramanyam Revanuru

hazard quotient ewi and ptwi biomagnification factor potential ecological risk inde geoaccumulation index pollution load index contamination factor threshold effect concentration sediment quality guidelines permissible limits pollution indices interpretation sampling intervals sampling designs and methods exposure and health issues toxic heavy metals pathways of pollution purpose of eia heavy metal pollution jpl monitoring station slope stability numerical analysis dozing of fly ash experimental investigation dump site geo mining opencast mining fly ash reclamation in mines mining waste drinking water crisis aquatic pollution environmental impact impacts on biodiversity acid rock drainage marine disposal environmental impacts drilling operations sea bed mining underground mining surface mining mining operations gis sea strategic environmental assess impact significance secondary impacts primary impacts indirect impacts direct impacts delphi technique environmental index simulation methods cost/benefit analysis overlay method network method matrix method checklist method adhoc method methods of eia impact indicators hierarchy in eia benefits of eia eia steps monitoring framework for impactmitigation impact mitigation tools for impact analysis biological environment scoping procedure for eia types of impact major environmental issues history iaia benefits of an eia reasons for using eia key elements of eia revanuru subramanyam environmental impact assessmen surrender caveats registration and dealings prospecting permits mining easements alluvial mining lease existing tenements mining leases memoranda of agreement mining act 1992 independent state of png compensation to landholders mine closure tenements repeal offshore mining royalties mining development contracts mining act of png