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Science Keywords > EARTH SCIENCE > TERRESTRIAL HYDROSPHERE > WATER QUALITY/WATER CHEMISTRY > CONTAMINANTS

Preferred term

CONTAMINANTS  

Definition

  • Foreign agents that are present in water which may produce a physical or chemical change. (en)

Broader concept

Narrower concepts

Change note

  • 2018-03-06 13:00:24.0 [tstevens] Move Concepts add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - HYDROCARBONS [aef23021-81c1-4540-a0a5-35c590142a6d,86415]);
  • 2018-03-06 13:05:22.0 [tstevens] Move Concepts add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - INORGANIC MATTER [e848dbd1-b70a-4820-a630-98bd642ae357,86787]);
  • 2018-03-06 13:05:35.0 [tstevens] Move Concepts add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - ORGANIC MATTER [9c90825c-a35f-4165-8248-e90ab869f8ec,85083]);
  • 2018-03-06 13:05:54.0 [tstevens] Move Concepts add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - ACID DEPOSITION [62ee81e7-9f5a-4af5-a086-f4c402c7d19d,86731]);
  • 2018-03-06 13:06:04.0 [tstevens] Move Concepts add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - CARCINOGENS [31c913e1-9692-45b5-bce5-cca46fa1874d,86463]);
  • 2018-03-06 13:08:22.0 [tstevens] Insert Concept add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - PATHOGEN [6fff6994-a0d8-4f19-8d36-c9f354b08b19,310637]);
  • 2018-03-06 13:09:13.0 [tstevens] Insert Concept add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - DISINFECTANTS [4690d6a8-78cd-48bc-82f5-36fb16d4c52e,310639]);
  • 2018-03-06 13:09:27.0 [tstevens] Insert Concept add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - PESTICIDES [bc1c6d8c-2e47-4a9f-aeb4-16b02bff4f19,310641]);
  • 2018-03-06 13:15:15.0 [tstevens] Insert Concept add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - HARMFUL ALGAL BLOOMS (HABs) [1b6e67ff-351f-490c-bb43-646ac71f52ea,310643]);
  • 2018-03-06 13:15:36.0 [tstevens] Insert Concept add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - SEWAGE OVERFLOWS [207da091-2cd5-49a7-950e-91a164e02637,310645]);
  • 2018-03-07 07:51:59.0 [tstevens] Move Concepts add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - ARSENIC [fa892a9e-523b-424e-bf02-1a8d1e618985,310649]);
  • 2018-03-07 07:52:12.0 [tstevens] Move Concepts add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - BARIUM [3e666b9f-6cf5-4454-9a65-987e981cd80e,310651]);
  • 2018-03-07 07:52:30.0 [tstevens] Move Concepts add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - METALS/MINERALS [961591ce-9207-47db-9aeb-11586371fa12,310629]);
  • 2018-03-07 07:52:37.0 [tstevens] Insert Concept add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - CALCIUM [e5a658d5-74db-4022-894f-edc8d297767a,310653]);
  • 2018-03-07 07:52:50.0 [tstevens] Insert Concept add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - CHROMIUM [9ab53717-17f1-4259-b425-0eed19c31884,310655]);
  • 2018-03-07 07:52:59.0 [tstevens] Insert Concept add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - COPPER [78fb5691-136d-40f8-a834-6e6f4cd768ff,310657]);
  • 2018-03-07 07:53:08.0 [tstevens] Insert Concept add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - IRON [0965eb7b-6bd3-48a3-aa2a-52d7e2dda8ad,310659]);
  • 2018-03-07 07:53:25.0 [tstevens] Insert Concept add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - MAGNESIUM [38f99d8b-80af-439a-9d3f-1e72aef5d7c3,310661]);
  • 2018-03-07 07:53:40.0 [tstevens] Insert Concept add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - POTASSIUM [072721be-eb8b-4ac4-9354-251dbf74ade0,310663]);
  • 2018-03-07 07:53:59.0 [tstevens] Insert Concept add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - SELENIUM [b2318fb3-788c-4f36-a1d1-36670d2da747,310665]);
  • 2018-03-07 07:54:33.0 [tstevens] Insert Concept add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - TITANIUM [160cce6b-c9f5-45bf-9a51-ee477f446cce,310667]);
  • 2018-03-07 07:54:43.0 [tstevens] Insert Concept add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - LEAD [6fe420c1-2285-4031-babe-f0243c59a617,310669]);
  • 2018-03-07 07:54:54.0 [tstevens] Insert Concept add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - ZINC [ab12b3d6-2cbf-4a5a-a410-1d23afe906d8,310671]);
  • 2018-03-07 08:51:55.0 [tstevens] Move Concepts add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - TOXIC CHEMICALS [bf3aaf41-3502-49cf-89df-4613ce87c9c3,85115]);
  • 2018-03-07 08:52:24.0 [tstevens] Move Concepts add narrower relation (CONTAMINANTS [42c6d91b-afef-4638-95c5-0d130828b2e7,84623] - TRACE METALS [f2d6aa01-5070-4147-bae1-4b2cad2c3987,86265]);
  • 2018-03-07 09:47:37.0 [tstevens] update Definition (Foreign agents that are present in water which may produce a physical or chemical change.); update Definition (Rand, Gary M. 1995. Fundamentals of Aquatic Toxicology: Effects, Environmental Fate, and Risk Assessment. Taylor and Francis. Washington, D.C. );
  • 2018-03-12 09:45:12.0 [tstevens] update Definition (Rand, Gary M. 1995. Fundamentals of Aquatic Toxicology: Effects, Environmental Fate, and Risk Assessment. Taylor and Francis. Washington, D.C.);

URI

https://gcmd.earthdata.nasa.gov/kms/concept/42c6d91b-afef-4638-95c5-0d130828b2e7

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