GEBCO’s gridded bathymetric data sets are global terrain models for ocean and land. The grids are available to download or access through Web Map Services.
Imagery reproduced from the GEBCO_2019 Grid, www.gebco.net
https://www.gebco.net/data_and_products/gridded_bathymetry_data/
This dataset shows the global distribution of coral reefs in tropical and subtropical regions. It is the most comprehensive global dataset of warm-water coral reefs to date, acting as a foundation baseline map for future, more detailed, work. This dataset was compiled from a number of sources by UNEP World Conservation Monitoring Centre (UNEP-WCMC) and the WorldFish Centre, in collaboration with WRI (World Resources Institute) and TNC (The Nature Conservancy).
Following captures noted announcement on tarriff adjustments effective 1st March 2019.
The graph below shows how Tonga Power Limited (TPL) was holding its tariff since 2017 to February 2019, whilst diesel fluctuates over the same period.
Source: Tonga Power Limited
The following captures the Tuvalu Electricity Corporation (TEC) annual electricity statistics from 2014 to 2017
Work is part of the SOPAC Regional assitance to the countries on wind advisory.