What is the process of using living organisms to detoxify a location

Bioremediation is the process of using living organisms to detoxify a location. Microbes are used to clean up contaminated soil and groundwater. The organisms that are used in this process are: bacteria, fungi, archaea. For example, bacteria are introduced to the area of the spill where they break down the hydrocarbons of the oil into carbon dioxide;..

The answer would be dogs.