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Provides applied ocean, island and coastal geoscience services to support countries to govern and develop their natural resources, increase their resilience to hazards and facilitates data-based approaches to adaptation

Samoa, a volcanic archipelago, consists of two large islands (Upolu and Savaii) and several small ones with a total land area of approximately 2 935 sq km. It lies in the southwest Pacific in an Exclusive Economic Zone (EEZ) of 120 000 sq km, the smallest in the Pacific area. The country has a total population of 168 000, estimated in 1999 . More than half of the population lives on Upolu, where the capital Apia is located. Samoa has a tropical climate with a rainy season from October to April and a dry season from May to September. Rainfall varies from 5 000 mm to 7 000 mm on the windward side and 2 500 mm to 3 000 mm on the leeward side.

The Kingdom of Tonga is an archipelago of about 150 islands (of which 36 are inhabited) within an Exclusive Economic Zone (EEZ) of over 700 000 sq km. Its total land area is approximately 649 sq km with a maximum height of 1 030 m above sea-level. There are three principal groups of islands that make up the coral line and volcanic islands of Tonga. To the south is the Tonga tapu group, named after the largest island in Tonga, on which the capital Nuku’alofa is located. The Ha’apai group is in the centre, the Vava’u group in the north and the small Niuas group in the far north. The total population of the country in 1999 stood at about 100 000