Parameter Tree:
EARTH SCIENCE > TERRESTRIAL HYDROSPHERE > WATER QUALITY/WATER CHEMISTRY > WATER CHARACTERISTICS > CONDUCTIVITY

Definition:
The degree to which an electrical current can pass through water due to ions dissolved in the water. Salinity is often calculated from conductivity and temperature.

Reference:
Adapted from: Dictionary of Earth Science, 5th ed.. 1997. Sybil Parker, ed. in chief. McGraw-Hill.