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How many global oceans are there?
How much water is in the ocean?
What is the largest region of the global ocean?
What is the world ocean?
Learn the names and locations of the 7 continents and 5 oceans of the world. Find out facts and figures about each continent and ocean, such as size, population, and countries.
- Arctic Ocean. The smallest, coldest, and shallowest of the oceans of the world, the Arctic Ocean is located in the Northern Hemisphere’s Arctic north polar region.
- Atlantic Ocean. The Atlantic Ocean spans an area of 85,133,000 square km. The Atlantic Ocean is bounded by the landmasses of North and South America to the west and Asia and Africa to the east.
- Indian Ocean. The Indian Ocean occupies 70,560,000 square km area on the Earth’s surface. The Eurasian landmass lies to the north of the Indian Ocean, Australia to the east, Africa to the west and the Southern Ocean and Antarctica to the south.
- Pacific Ocean. The largest region of the Global Ocean, the Pacific Ocean has the Arctic Ocean to the north, the Southern Ocean to the south, Australia, and Asia to the west and the Americas to the east.
- Pacific Ocean. The Pacific Ocean is the largest and deepest of the five oceans, its waters covering more than 30 percent of the globe and holding more than half of the world's above-ground water.
- Atlantic Ocean. The Atlantic Ocean is the second largest ocean in the world. With an area of about 41 million square miles (106,460,000 square kilometers), it covers about 23 percent of the Earth's surface.
- Indian Ocean. With an area of 27,243,000 square miles (70,560,000 square kilometers), the Indian Ocean is the third largest ocean and the only one enclosed on three sides.
- Southern Ocean. The Southern Ocean, also known as the Antarctic Ocean, is the fourth largest ocean in the world, as well as the fifth ocean to be recognized.
The entire ocean, containing 97% of Earth's water, spans 70.8% of Earth's surface, making it Earth's global ocean or world ocean. This makes Earth, along with its vibrant hydrosphere a "water world" or "ocean world", particularly in Earth's early history when the ocean is thought to have possibly covered Earth completely.
Jun 16, 2024 · There is only one global ocean, but it is divided into five named regions: the Atlantic, Pacific, Indian, Arctic, and Southern (Antarctic). Learn about the history, geography, and science of these oceans from NOAA.
Aug 23, 2020 · From a modern perspective, the Seven Seas are the five world oceans plus splitting the Atlantic Ocean and Pacific Ocean into north and south regions: the North Atlantic, South Atlantic, North Pacific, South Pacific, Arctic, Indian and Southern Oceans.
Learn about the different perspectives and arguments on the number of oceans on Earth. Find out how the International Hydrographic Organization, the National Geographic Society, and thermohaline circulation affect the ocean count.
