Five oceanic divisions are usually recognized: the Pacific Ocean, the Atlantic Ocean, the Indian Ocean, the Antarctic/Southern Ocean, and the Arctic Ocean; the last two listed are sometimes consolidated …

Dec 22, 2025 · Ocean, continuous body of salt water held in enormous basins on Earth’s surface. There is one ‘world ocean,’ but researchers often separate it into the Pacific, Atlantic, Indian, Southern, and …

Feb 19, 2025 · In addition to the Atlantic, Pacific, Indian, and Arctic, many nations recognize the Southern Ocean, though its boundaries remain disputed.

May 27, 2025 · The ocean offers a wealth of fishing and whaling resources, but these resources are threatened. People have harvested so much fish and marine life for food and other products that …

Sep 4, 2025 · Learn about the ocean and its inhabitants, from sea turtles to whales. The ocean is essential to life on Earth. It covers more than 70% of our planet and holds 96.5% of all water. It …

Vast in scope and size, there is only one true ocean on Earth. This connected body of water surrounds the continents and is divided into five major regions: the Pacific, Atlantic, Indian, Arctic...

Curious about the oceans, their ecosystems, and the vital role they play in sustaining life on Earth? Explore OCEARCH Ocean Facts to learn how the seas regulate climate, provide food and oxygen, …

Oceans define our home planet, covering the majority of Earth’s surface and driving the water cycle that dominates our land and atmosphere.

Sea levels can rise, however, from ice that melts off land and into the ocean. Understanding basic facts about the ocean is important since it affects everything from our atmosphere to our ecosystems. By …

Nov 20, 2025 · Covering around 71% of the Earth’s surface, the ocean contains about 97% of the planet’s water. The ocean provides a source of food, serves as a transport medium for roughly 90% …