THE EFFECTS OF QUARRYING A Case Study Presented to Nicolas B. Barreras National High School Purok 3, Glamang, Polomolok, South Cotabato Submitted to: BERNADITA VILBAR BANARIA Master Teacher III/Subject Teacher Submitted by: Rhona Lyn Pencito Raffy Louis Cabonegro Anthony Paghari-on Christian Villanueva Joseph Quijano Alvin Pagota Rex Alcoriza Hamir Damil Acknowledgement I