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Earth science

Any of several geological sciences that are concerned with the earth, its origins, and all of its various structures and physical forms and phenomena.

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Earth science > Oceanography

Irminger current

Earth science; Oceanography

An ocean current that is one of the terminal branches of the Gulf Stream system (part of the northern branch of the North Atlantic current ); it flows toward the west off the ...

antilles current

Earth science; Oceanography

An ocean current, the northern branch of the north equatorial current flowing along the northern side of the Great Antilles carrying water that is identical with that of the ...

alaska current

Earth science; Oceanography

An ocean current, the northward flowing division of the Aleutian current . It circulates cyclonically around the Gulf of Alaska; part of the water passes between the Aleutian ...

tsunami

Earth science; Oceanography

An ocean wave produced by a submarine earthquake, landslide, or volcanic eruption. These waves may reach enormous dimensions and have sufficient energy to travel across entire ...

edge wave

Earth science; Oceanography

An ocean wave traveling parallel to a coast, with crests normal to the coast line. Such a wave has a height that diminishes rapidly seaward and is negligible at a distance of one ...

amphidromic region

Earth science; Oceanography

An oceanic region whose cotidal lines radiate from one amphidromic point.

sun synchronous orbit

Earth science; Oceanography

An orbit timed for a satellite to proceed over any given point on the landscape at roughly the same local sun time, providing repeatable sun illumination conditions during ...