
Ocean - Wikipedia
Yet, the ocean faces many environmental threats, such as marine pollution, overfishing, and the effects of climate change. Those effects include ocean warming, ocean acidification and sea …
Ocean | Definition, Distribution, Map, Formation, & Facts | Britannica
Oct 9, 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, …
Oceans—facts and information | National Geographic
The ocean is a continuous body of salt water that covers more than 70 percent of the Earth's surface. Ocean currents govern the world's weather and churn a kaleidoscope of life.
All About the Ocean - National Geographic Society
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 …
Ocean Facts - Oceanic Society
Jul 11, 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 …
Ocean - NASA Earthdata
The ocean covers more than 70% of Earth’s surface and contains 97% of the planet’s water. This vast, critical reservoir supports a abundance of life and helps regulate Earth’s climate.
Know Your Ocean | Ocean Today - National Oceanic and …
Understanding basic facts about the ocean is important since it affects everything from our atmosphere to our ecosystems. By knowing your ocean, you are better prepared to help …
Ocean - New World Encyclopedia
Five oceanic divisions are usually reckoned: Pacific, Atlantic, Indian, Arctic, and Southern; the last two listed are sometimes consolidated into the first three. An ocean (from Ωκεανός, Okeanos …
OCEAN | definition in the Cambridge English Dictionary
OCEAN meaning: 1. a very large area of sea: 2. used in the name of each of the world's five main areas of sea…. Learn more.
Ocean | U.S. Geological Survey - USGS.gov
The seven named oceans and many seas, bays, and estuaries, are all interdependent and connected as one global ocean. The importance of the ocean to our everyday lives is …