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The entire ocean, containing 97% of Earth's water, spans 70.8% of Earth's surface, [8] making it Earth's global ocean or world ocean. [23] [25] This makes Earth, along with its vibrant hydrosphere a "water world" [43] [44] or "ocean world", [45] [46] particularly in Earth's early history when the ocean is thought to have possibly covered Earth ...
A marginal sea is a division of an ocean, partially enclosed by islands, archipelagos, or peninsulas, adjacent to or widely open to the open ocean at the surface, and/or bounded by submarine ridges on the sea floor. [7] The World Ocean. For example, the Law of the Sea states that all of the World Ocean is "sea", [8] [9] [10] [b] and this is ...
Although Europe is the world's second-smallest continent in terms of area, it has a very long coastline, and has arguably been influenced more by its maritime history than any other continent. Europe is uniquely situated between several navigable seas and intersected by navigable rivers running into them in a way which greatly facilitated the ...
The origin of water on Earth is the subject of a body of research in the fields of planetary science, astronomy, and astrobiology. Earth is unique among the rocky planets in the Solar System in having oceans of liquid water on its surface. [ 2 ]
It allowed cells to colonize the surface of the ocean and eventually the land: without the ozone layer, ultraviolet radiation bombarding land and sea would have caused unsustainable levels of mutation in exposed cells. [113] [59]: 219–220 Graph showing range of estimated partial pressure of atmospheric oxygen through geologic time [111]
The sea of Tiberias, the Sea of Sodom, the Sea of Helath, the Sea of Hiltha, the Sea of Sibkay, the Sea of Aspamia and the Great Sea. And what are the four rivers? The Jordan, the Yarmuk, the Keramyhon and Pigah." [15] [16] According to this and other passages, the Talmudic Seven Seas include: [17] Sea of Tiberias (Lake Tiberias or The Sea of ...
In this context, the Portuguese discovered the two large volta do mar (meaning literally turn of the sea but also return from the sea) currents and trade winds of North and of South Atlantic Ocean (approximately in the first half and in the late 15th century respectively), that paved the way to reach the New World and return to Europe, as well ...
Oceanography (from Ancient Greek ὠκεανός (ōkeanós) ' ocean ' and γραφή (graphḗ) ' writing '), also known as oceanology, sea science, ocean science, and marine science, is the scientific study of the ocean, including its physics, chemistry, biology, and geology.