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 > Soil science

duripan

Earth science; Soil science

A subsurface soil horizon that is cemented by illuvial silica, usually opal or microcrystalline forms of silica, to the degree that less than 50 percent of the volume of air-dry ...

structural diversity

Earth science; Soil science

Microbial community description based on composition of different taxa and DNA/RNA sequence types.

rubble land

Earth science; Soil science

Areas with 90% or more of the surface covered with cobbles, stones, and boulders. Commonly occurs as colluvium at the base of mountains but some areas may be left on ...

hydrophobic

Earth science; Soil science

Molecules and surfaces that have little or no affinity for water molecules. Hydrophobic substances have more affinity for other hydrophobic substances than for water.

physical nonequilibrium

Earth science; Soil science

Soil condition in which movement of solute occurs between flow regions, e.g., macropore - micorpore, by diffusion as a result of a gradient in solute concentration between the ...