International Hydrographic Organization (IHO) Current Affairs, GK & News

21st June: World Hydrography Day

Hydrography plays one of the most important roles in today’s world by describing the physical feature of the navigable portion of the water covered area on the Earth’s surface through maps and nautical charts. Without a hydrographic survey, navigation for ships or fishing boats would have been much difficult. The International Hydrographic Organization (IHO) was ..

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