[3] Trento was formerly a barrio of Bunawan called Bahayan (referring to a lead sinker at the base of a fishing net).According to the Philippine Statistics Authority, the municipality has a land area of 555.7 square kilometres (214.6 sq mi) [7] constituting 5.56% of the 9,989.52-square-kilometre- (3,856.98 sq mi) total area of Agusan del Sur.Trento is classified as Type II climate which has no dry season but with pronounced maximum rain period occurring from December to January.[3] The population density was 98 inhabitants per square kilometre (250/sq mi).Poverty incidence of Trento Source: Philippine Statistics Authority[15][16][17][18][19][20][21][22] Its economy is dependent heavily on subsistence agriculture, wood products, and some mining.