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.

7Categories 223518Terms

Add a new term

Contributors in Earth science

Become a Contributors

Earth science > Soil science

ustic

Earth science; Soil science

A soil moisture regime that is intermediate between the aridic and udic regimes and common in temperate subhumid or semiarid regions, or in tropical and subtropical regions with a ...

bisect

Earth science; Soil science

A profile of plants and soil showing the vertical and lateral distribution of roots and tops in their natural position.

alluvial soil

Earth science; Soil science

(i) A soil developing from recently deposited alluvium and exhibiting essentially no horizon development or modification of the recently deposited materials. (ii) When ...

reticulate mottling

Earth science; Soil science

A network of mottles with no dominant color, most commonly found in deeper horizons of soils containing plinthite.

digestibility

Earth science; Soil science

As applied to organic wastes, the potential degree to which organic matter in waste water or sewage can be broken down into simpler and/or more biologically stable products.

anaerobic

Earth science; Soil science

(i) The absence of molecular oxygen. (ii) Growing in the absence of molecular oxygen (such as anaerobic bacteria). (iii) Occurring in the absence of molecular oxygen (as a ...