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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

carbon-in-pulp (CIP)

Earth science; Geology

A process to recover dissolved gold onto activated carbon, by introducing activated carbon into the system after the gold has been dissolved by the cyanide solution and ...

acidification

Earth science; Geology

The effect of acid rain falling on an area which causes the buildup of hydrogen cations, also called protons, reducing the soil pH. This happens when a proton donor such as nitric ...

ash flow

Earth science; Geology

A turbulent mixture of gas and rock fragments, most of which are ash-sized particles, ejected violently from a crater or fissure. The mass of pyroclastics is normally of very high ...

coccoliths

Earth science; Geology

Microscopic structures of varying shape and size that are made of calcite, are secreted by calcareous nannoplankton, and are found in marine deposits from the Triassic period to ...

backshore

Earth science; Geology

Lies between high tide mark and the foot of the beach dune or the limit of effective wave action.

breeder reactor

Earth science; Geology

A nuclear reactor in which 238U or 232Th, which are not easily fissionable, absorb neutrons to become atoms of 239Pu or 236U, which can later be used as fuels in fission reactors. ...

buffer area

Earth science; Geology

A parcel or strip of land that is designed and designated to permanently remain vegetated in an undisturbed and natural condition to protect an adjacent aquatic or wetland site ...