THE Madurai Bench of the High Court has appointed advocate Karunanidhi as commissioner to report on the alleged pollution caused by a quarry near Dindigul. Gunasekaran of T Pudukottai in Oddanchathiram taluk of Dindigul district in his public interest petition had said that quarrying in hillock at Polikadu was not to be permitted; but on Nov 29, 2007, the district administration granted permission for quarrying.