Gaua (also known as Santa Maria Island) (coordinates: 14.3° S 167.5° E) is the largest of the Banks Islands in Torba Province of northern Vanuatu. It covers 342 km².
It has a rugged terrain, reaching up to Mount Gharat (797 m), the peak of the active stratovolcano at the center of the island. The most recent eruption was in 1982. In the center of the crater is Lake Letas, the largest lake in Vanuatu. To the east of the lake is Siri Waterfall (120 m drop). A stratovolcano is a tall, conical mountain (volcano) composed of both hardened lava and volcanic ash. ...
In 1979 the island had a population of 766. The principal exports are copra and cacao. Most of the population lives on the east side of the island, and many come from Mérig and Mota Lava in the southeast Banks Islands, which are much smaller. There is an airport there as well. This page refers to the year 1979. ... Copra is the dried meat, or kernel, of the coconut. ... Binomial name Theobroma cacao L. For the town in French Guiana see Cacao, French Guiana Cacao (Theobroma cacao) is a small (4â8 m tall) evergreen tree in the family Sterculiaceae (alternatively Malvaceae), native to tropical South America, but now cultivated throughout the tropics. ...