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Sentinel-2 Coastal Charting Worldwide

It is widely and wrongly assumed that the world’s coastal regions have been surveyed in detail by modern techniques and that the resulting nautical charts are an accurate reflection of the nature of the seabed. This optimistic approach is not shared by the world’s hydrographic offices or the International Hydrographic Organization (IHO). Hydrographers have a saying: “the world is fully charted, it’s a shame that so little is surveyed”, and one could add, looking at venerable charts, so poorly surveyed. Hydrographic... (read more)
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