Roughly 71 percent of Earth’s surface is covered by saltwater oceans, and the continents themselves hold lakes, rivers, and, in some instances, seas. The largest bodies of water are the oceans, but there is some ongoing discussion regarding the actual number of separate oceans. So, how many does our planet truly have?
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, and support incredible biodiversity—from coral reefs to the open ocean. Backed by research from our global expeditions, this resource connects you to the science that explains why healthy oceans are ...
Map of the World's Oceans Map of Earth's Five Oceans: Although there is only one global ocean, geographers have divided it into five major regions (which are also called "oceans"). They are: the Atlantic Ocean, the Pacific Ocean, the Indian Ocean, the Arctic Ocean and the Southern Ocean. These names facilitate communication.
Oceans cover three-quarters of the Earth, yet only 20% of the seafloor has yet been mapped. The race to understand these depths could further scientific understanding, but also lead to exploitation.
Reuters: Explainer: What is the High Seas Treaty to protect world oceans?
LONDON, June 9 (Reuters) - While many countries have agreed to take steps to protect the vast, ungoverned swathes of the world's oceans, they have yet to see their High Seas Treaty go into effect.
Dozens of Chinese research vessels are on a quest to map the sea floor at strategically vital regions of the world's oceans. Some of the surveying is for mineral deposits and fishing grounds, but the ...
The terms "the ocean" or "the sea" used without specification refer to the interconnected body of salt water covering the majority of Earth's surface, i.e., the world ocean. [9][10] It includes the Pacific, Atlantic, Indian, Antarctic/Southern, and Arctic oceans. [20] As a general term, "the ocean" and "the sea" are often interchangeable. [21] Strictly speaking, a "sea" is a body of water ...