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The ocean is the body of salt water that covers 70.8% of Earth and contains 97% of its water. Learn about the ocean's physical and chemical properties, its vertical and horizontal zones, its interaction with the coast and human activities, and its threats from climate change and pollution.
An ocean is a continuous body of salt water that covers 71 percent of Earth's surface. Learn about the origins, features, and properties of the world's oceans and their subdivisions, as well as the hydrologic cycle and marine ecosystems.
21 Μαρ 2019 · Oceans are the continuous bodies of salt water that cover more than 70 percent of the Earth's surface and regulate the global climate. Learn about the ocean's features, life, and human impacts, and how to protect this vital habitat.
3 ημέρες πριν · The ocean covers 70 percent of Earth 's surface. It contains about 1.35 billion cubic kilometers (324 million cubic miles) of water, which is about 97 percent of all the water on Earth. The ocean makes all life on Earth possible, and makes the planet appear blue when viewed from space.
Learn how water, the story of life on Earth, is also found on other planets and moons in our solar system and beyond. Explore the origins, forms, and features of ocean worlds and their potential for life.
18 Σεπ 2024 · The ocean is a huge body of saltwater that covers about 71 percent of Earth’s surface. The planet has one global ocean, though oceanographers and the countries of the world have traditionally divided it into five distinct regions: the Pacific, Atlantic, Indian, and Arctic oceans.
27 Απρ 2010 · The ocean is a continuous body of saltwater that covers more than 70 percent of the Earth's surface and supports life, climate, and economy. Learn about the ocean's geography, biology, threats, and conservation efforts.
