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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 > Geology

deflation

Earth science; Geology

A process of erosion in which wind carries off particles of dust and sand.

dendritic drainage

Earth science; Geology

A stream pattern that, when viewed on a map or from the air, resembles the branching pattern of a deciduous tree such as a maple or oak.

denudation

Earth science; Geology

The sum of the processes that result in the wearing away or the progressive lowering of the Earth’s surface by weathering, erosion, mass wasting, and transportation.

depositional environment

Earth science; Geology

The nature of the environment in which sediments are laid down.

depositional remanent magnetism

Earth science; Geology

Develops as magnetic minerals settle through water and align themselves in the Earth’s magnetic field.

desertification

Earth science; Geology

A process of land degradation initiated by human activity, particularly in the zones along the margins of deserts

differentiation

Earth science; Geology

The process of developing more than one rock type, in situ, from a common magma.