Sustainability is important. But how do we measure it? How can we tell if an island is sustainable or not? There are no easy answers but there are some indicators, and the higher the ranking the better the sustainability level. Basically all islands are net importers, which means that they depend on external sources, so they are less sustainable compared with a self-sufficient continent.
Read the full article on page 6 of the Filipino Chronicle. For improved clarity, the printed table is included below in color.