Residence time (groundwater)

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The residence time in an aquifer is the time interval during which a substance is in the groundwater . The residence time can be determined under certain conditions by determining the content of individual isotopes such. B. deuterium , tritium , 14 C and 18 O can be calculated.

Individual evidence

  1. ^ Graßl, Hartmut: Environment and climate research , in: Held, M., Geissler, KA (ed.): Ecology of the time . Hirzel Verl. Stuttgart 1993.
  2. ^ Arnold, Heinrich: Chemical-dynamic processes in the environment . Teubner Verl. Stuttgart a. Leipzig 1997. pdf, 1.6 MB