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direct link to Tonga's data on the GBIF website

A presentation by Mr Taaniela Kula - from the "Groundwater Governance: a Global Framework for Action"

An evaluation of water and sanitation in The Kingdom of Tonga, July 2011

The National Water, Sanitation and Climate Outlook for TOnga identifies the Government's and other stakeholder's priorities to address driving forces of change in these key areas. It is one of many steps required to guide the development and security of a safe water supply and sanitation facilities for the future of Tonga, and will ensure that efforts are focused on supporting sustainable development of water resources for all Tongans.

Climate, Climate Variability and Change in Tonga

This preamble is a synopsis of the material contained in the Tonga Water Supply Master Plan Executive Summary Report.

This report describes a drilling program, undertaken over two visits in late 1996 and April-May
1997 at and near Mataki’eua on the island of Tongatapu. The purpose of the program was to
install seven water salinity monitoring holes, one production hole and provide training to drillers at
the Ministry of Works.

A scientific paper published in Marine Geology, that gives a detailed description of the global geomorphic features map

Produced by the Statistics Department as the main reference on volume of overseas visitors, cruise ship passengers, yacht passengers and residents movement to and from the Kingdom of Tonga. This bulletin covers the period from January to December 2014.

direct internet link to Tonga's climate change data portal.

This online interactive atlas is complimented by both a hard copy and e-copy. The Marine Atlas for the Tonga compiles over a hundred datasets from countless data providers and for the first time makes marine and coastal information accessible and usable as data layers and as raw data. The Tonga Marine Atlas was prepared by the Marine and Coastal Biodiversity Management in Pacific Island Countries (MACBIO) project

Marine Spatial Planning is an integrated and participatory planning process and tool that seeks to balance ecological, economic, and social objectives, aiming for sustainable marine resource use and prosperous blue economies.

This atlas is part of MACBIO’s support to its partner countries’ marine spatial planning processes. These processes aim to balance uses with the need to effectively manage and protect the rich natural capital upon which those uses rely.

direct link to the 'Blue Habitat' website

Tables 14 cross-tabulates different socio-demographic and economic variables by damage (household + other dwelling). The table suggests that the worse-off were more affected by GITA.

*data extracted from the PDNA report*