What two primary factors dictate the duration a substance remains an issue in soil?

Answer

The chemical nature of the contaminant and the environment it entered

The text specifies that the duration a substance remains an issue is a highly variable timeframe dictated by the chemical nature of the contaminant and the environment into which it has entered.

What two primary factors dictate the duration a substance remains an issue in soil?
environmentpersistencesoilcontaminant