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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 
conductivity probe
Earth science; Soil science
An instrument used to measure the thermal conductivity of a material.
Hemists
Earth science; Soil science
Histosols that have an intermediate degree of plant fiber decomposition and a bulk density between about 0. 1 and 0. 2 g cm-3. Hemists are saturated with water for periods long ...
hemic material
Earth science; Soil science
Organic soil material at an intermediate degree of decomposition that contains 1/6 to 3/4 recognizable fibers (after rubbing) of undecomposed plant remains. Bulk density is ...
point bar
Earth science; Soil science
One of a series of low, arcuate ridges of sand and gravel developed on the inside of a growing meander by the slow addition of individual accretions accompanying migration of the ...
actinorhizal
Earth science; Soil science
Nitrogen-fixing symbiosis formed with shrubs and tree species by an actinomycete of the genus Frankia.
pedological features
Earth science; Soil science
Recognizable units within a soil material which are distinguishable from the enclosing material for any reason such as origin (deposition as an entity), differences in ...
Sub-categories
- Geology (10953)
- Mapping science (105290)
- Oceanography (12332)
- Physical oceanography (42660)
- Remote sensing (8661)
- Seismology (14406)
- Soil science (29216)