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Science Keywords > EARTH SCIENCE > PALEOCLIMATE > ICE CORE RECORDS > CALCIUM

Preferred term

CALCIUM  

Definition

  • The major ions, sodium (Na+), calcium (Ca2+), and chloride (Cl−), deposited in central Antarctica and preserved in ice cores originate from both marine and continental sources. They provide important proxy records, helping to reconstruct past climatic processes. (en)

Broader concept

Change note

  • 2015-10-29 15:30:04.0 [aaleman] Insert Concept add broader relation (CALCIUM [7b9fb947-97cd-4354-a799-f14a81564132,158441] - ICE CORE RECORDS [dba19648-3f52-48ba-b00b-8527d44c4d74,83895]);
  • 2017-03-15 13:33:10.0 [mmorahan] insert Definition (id: null text: The major ions, sodium (Na+), calcium (Ca2+), and chloride (Cl−), deposited in central Antarctica and preserved in ice cores originate from both marine and continental sources. They provide important proxy records, helping to reconstruct past climatic processes. language code: en);

URI

https://gcmd.earthdata.nasa.gov/kms/concept/7b9fb947-97cd-4354-a799-f14a81564132

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