After about 10 years of cleanup activities, EPA will evaluate the effectiveness of the cleanup and determine what additional work, if any, is necessary to achieve cleanup goals.
The coexistence of nitrate increases the duration of natural attenuation because it creates new species of iron oxides that can sustain the degradation of organic contaminants.
International group is concerned that focusing too greatly on cleanup approaches will create more environmental risk, and be a distraction from the key priorities of the Plastic Treaty negotiations.