Search Results
Hijmans, Robert J. This polygon shapefile contains the first-level administrative divisions of Tonga (adm1). Level 1 divisions include island groups. This layer is pa... University of California, Berkeley. Museum of Vertebrate Zoology and International Rice Research Institute.
Hijmans, Robert J. This polygon shapefile contains the national boundary of Tonga (adm0). This layer is part of the Global Administrative Areas 2015 (v2.8) dataset. University of California, Berkeley. Museum of Vertebrate Zoology and International Rice Research Institute.