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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 
petrocalcic horizon
Earth science; Soil science
A continuous, indurated calcic horizon that is cemented by calcium carbonate and, in some places, with magnesium carbonate. It cannot be penetrated with a spade or auger when ...
overlay
Earth science; Soil science
(i) A transparent sheet giving information to supplement that shown on maps. When the overlay is laid over the map on which it is based, its details will supplement the map. ...
conservation of mass
Earth science; Soil science
A law which states that mass is neither created nor destroyed in a defined system.
Richards Law
Earth science; Soil science
A positive water pressure is required for water to freely move out of soil and into an open channel.
soil association
Earth science; Soil science
A kind of map unit used in soil surveys comprised of delineations, each of which shows the size, shape, and location of a landscape unit composed of two or more kinds of component ...
drainage basin
Earth science; Soil science
A general term for a region or area bounded by a drainage divide and occupied by a drainage system.
soil complex
Earth science; Soil science
A kind of map unit used in soil surveys comprised of delineations, each of which shows the size, shape and location of a landscape unit composed of two or more kinds of component ...
Sub-categories
- Geology (10953)
- Mapping science (105290)
- Oceanography (12332)
- Physical oceanography (42660)
- Remote sensing (8661)
- Seismology (14406)
- Soil science (29216)