IHO has various meanings in the Geographic category. Discover the full forms, definitions, and usage contexts of IHO in Geographic.
The International Hydrographic Organization is an intergovernmental consultative and technical organization that was established in 1921 to support the safety in navigation and the protection of the marine environment. Coordinates the activities of national hydrographic offices; promotes standards and provides advice to developing countries in the fields of hydrographic surveying and production of nautical charts and publications.
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