Question

what is the best method of dealing with hazardous waste? injection wells producing less waste surface impoundments bioremediation

Explanation:

Producing less waste is a preventive approach that reduces the overall amount of hazardous waste at the source, which is the most effective long - term solution compared to other treatment or disposal methods like injection wells, surface impoundments, or bioremediation that deal with existing waste.

Answer:

producing less waste