Earth science

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

Rossby-gravity wave

Earth science; Oceanography

An equatorial wave whose dispersion relation is asymptotic to that for equatorial Kelvin waves for large positive (eastward) zonal wavenumbers and asymptotic to equatorial Rossby ...

Kirchhoff vortex

Earth science; Oceanography

An idealized vortex in unbounded fluid with uniform vorticity inside an elliptical patch and zero vorticity outside. For an ellipse with semi-axes a and b and vorticity omega in ...

Holmboe instability

Earth science; Oceanography

An instability of an unbounded stratified parallel shear flow to the development of cusp-like waves that propagate with phase speed in the along flow direction significantly ...

International Council for the Exploration of the Seas (ICES)

Earth science; Oceanography

An inter-governmental organisation concerned with marine and fish science.

monsoon current

Earth science; Oceanography

A seasonal, eastward-flowing ocean current of the Indian Ocean. The monsoon current replaces the north equatorial current and the equatorial counter-current in summer (Northern ...

meridian

Earth science; Oceanography

A north-south reference line, particularly a great circle through a planet's geographical poles. A terrestrial meridian is a line on Earth's surface that connects points having ...