Muscat: Four students from Indian School Al Ghubra were declared winners of the Green Olympiad Examinations 2017, conducted by The Energy and Resources Institute (TERI). The students – Ashish Sawant, Godwin Vinoy, Karthika Vinod and Sabyasachi Choudhury – were declared ‘Country Winners’ from the Sultanate of Oman and were awarded certificates and mementos for performing “exceedingly well”. Their school Principal, Mrs Papri Ghosh and the teachers congratulated the winners.