How Many Oceans in the World; Check List and Facts Here

The global ocean covers 71% of the Earth’s surface, covering a large, interconnected body of water. Geographically, this ocean is divided into five distinct regions, often referred to as the world’s oceans. Although connected, these oceans are named and recognized for their unique geographical and environmental characteristics.

List of world oceans

Countries around the world, including the United States, officially recognize five major ocean basins. They include:

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1. Arctic
2. Atlantic
3. Indian
4. Pacific Ocean
5. South/Antarctica

Together, these oceans contain 97% of Earth’s water, with about 80% of their vast depths remaining unexplored.

Names, depths and spans of the world’s oceans

1. Pacific Ocean

Area: 168,723 km² Maximum depth: 10,929 m

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The largest and deepest ocean, covering an area of ​​168 million square kilometers (33% of the Earth’s surface). It contains the Challenger Deep, the deepest point on Earth, at a depth of 10,929 meters.

2. Atlantic

Span: 85,133,000 km² Maximum depth: 8,380 m

The second largest, covering an area of ​​85 million square kilometers. It separates the Americas from Europe and Africa and is known for the Gulf Stream, which has a significant influence on the climate of the surrounding area.

3. indian ocean

Area: 70,560,000 square kilometers Maximum depth: 8,047 meters The Indian Ocean covers an area of ​​70 million square kilometers and is the warmest of the five oceans. It borders Asia, Africa and Australia, and the Diamantina Deep reaches a depth of 8,047 meters.

4. Southern (Antarctic) Ocean

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Span: 7 million square miles Maximum depth: 3962.4 M

The newly named ocean, officially recognized by the United States and other countries, surrounds Antarctica and extends to 60 degrees south latitude. Due to its interaction with Antarctic waters, it is critical in regulating global climate.

5. Arctic Ocean

Span: 15,558,00 km² Maximum depth: 5625.3888

The smallest and shallowest in the Northern Hemisphere, covering an area of ​​15 million square kilometers. This cold ocean plays a key role in regulating global temperatures and is undergoing significant changes due to climate change.

Interesting facts about the ocean

• 37 of the 50 key minerals vital to modern technology can be obtained from the depths of the ocean.
• The ocean acts as the Earth’s climate regulator, helping to stabilize the planet’s weather patterns just like the heart maintains the body’s rhythm.
• There is enough salt in the oceans to cover the entire Earth’s surface with a thick layer of salt.
• Less than 10% of the global ocean area and less than half of the U.S. water area have been mapped, and most of the ocean remains unexplored.
• The ocean floor is constantly in motion, shifting due to tectonic activity.
• Sea levels and ocean volume naturally fluctuate over time.
• The total number of species in the ocean remains a mystery, as many species have yet to be discovered.

Although the five oceans differ in geography, ecosystems, and environmental conditions, they are all part of the same global ocean system. These divisions are critical for studying marine life, oceanography, and climate dynamics. The Southern Ocean’s recognition remains controversial among some countries, but today it is widely accepted as the fifth ocean.

Source: https://dinhtienhoang.edu.vn
Category: Optical Illusion