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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 > Soil science

dolomitic lime

Earth science; Soil science

A naturally occurring liming material composed chiefly of carbonates of Mg and Ca in approximately equimolar proportions.

matric suction

Earth science; Soil science

The preferred term is matric potential.

lineament

Earth science; Soil science

A natural occurring linear surface feature.

heavy soil

Earth science; Soil science

A soil with a high content of the fine separates, particularly clay, or one with a high drawbar pull and hence difficult to cultivate, especially when wet.

basalt

Earth science; Soil science

A fine-grained, basic igneous rock composed largely of pyroxene and calcium-rich plagioclase in about equal amounts.

outlet

Earth science; Soil science

A location which maintains a hydraulic head lower than that of the drainage devices in a soil.

finite element

Earth science; Soil science

A numerical method that creates an integral form of the differential equation by discretizing the flow domain into a variety of element shapes.