What does bioremediation do?

When is it used?

Give an example of one site in which bioremediation proved successful.

What are the three techniques to which bioremediation may be applied?

What are the two areas to which it may be applied?

List two advantages of bioremediation.

List one disadvantage.

Do you see bioremediation as a feasible solution to some environmental hazards? If so, why?