South Atlantic Peace and Cooperation Zone Ascension Island and Tristan da Cunha, and Norway's Bouvet Island are not covered by those treaties. South Atlantic Peace and Cooperation Zone The South Atlantic Peace and Cooperation Zone (abbreviations: ZPCAS or ZOPACAS; ; ; also called the "Zone of Peace and Cooperation of the South Atlantic") is an organization and a military alliance created in 1986 through resolution A/RES/41/11 of the U.N. general assembly on Brazil's initiative, with the aim of promoting cooperation and the maintenance of peace and security in the South Atlantic region. Particular attention was dedicated to the question of preventing the geographical proliferation of nuclear
South American–Antarctic Ridge South American–Antarctic Ridge The South American–Antarctic Ridge (SAAR or AAR) is the tectonic spreading center between the South American Plate and the Antarctic Plate. It runs along the sea-floor from the Bouvet Triple Junction in the South Atlantic Ocean south-westward to a major transform fault boundary east of the South Sandwich Islands. Near the Bouvet Triple Junction the spreading half rate is , which is slow, and the SAAR has the rough topography characteristic of slow-spreading ridges. The boundary between the South American and Antarctic plates can be divided into three parts of which the SAAR forms the eastern third: