History of Ocean

	Revision 7 . . November 7, 2001 7:39 am by Hagedis
	Revision 6 . . June 18, 2001 4:21 pm by Larry Sanger [Not that I'm an expert on oceans or anything...]

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Difference (from prior major revision) (no other diffs)

Changed: 1c1,2

The Earth's oceans are the largest seas or collections of seas, separated by continents. Three quarters of earth's surface are covered by water. The oceans include:

Three quarters of the surface of the Earth is covered by ocean. The ocean is given five names, or there are five "oceans" as follows:

Changed: 9c10,15

The oceans are filled with [salt water]?--which is called brine?--through which swim many fishes, [marine mammal]?s, cephalopod?s such as the octopus?, and many other forms of life.

Subregions of the oceans are known as seas, gulfs, strait?s etc. The boundaries between the oceans are apparently set by the International Hydrographic Organization. E.g., the Southern Ocean extends from the coast of Antarctica to 60 degrees south latitude. The oceans are filled with [salt water]?--which is called brine?--through which swim many fish, [marine mammal]?s, cephalopod?s such as the octopus?, and many other forms of life.

Changed: 13c19

The study of the earth's oceans is called oceanography?.

The study of the earth's oceans is called oceanography?.