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 Secretariat of the Pacific Regional Environment Programme

The Gridded Population of the World, Version 4 (GPWv4): Population Density, Revision 11 consists of estimates of human population density (number of persons per square kilometer) based on counts consistent with national censuses and population registers, for the years 2000, 2005, 2010, 2015, and 2020. A proportional allocation gridding algorithm, utilizing approximately 13.5 million national and sub-national administrative units, was used to assign population counts to 30 arc-second grid cells.

 Secretariat of the Pacific Regional Environment Programme

This first state of the environment report for the Pacific region uses regional environment indicators to assess the status, trends, and data quality and availability for the endorsed Pacific environmental priorities. This report also includes an update of the State of Conservation in Oceania report produced in 2013, which was endorsed and published in 2017.

 Secretariat of the Pacific Regional Environment Programme

Provides principles to support nature conservation in pacific islands