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.
Currently, Sears Island is a recreation hub for Penobscot Bay as a popular destination for hiking, biking, fishing, birdwatching, and boating, as well as snowshoeing, cross-country skiing, and other seasonal activities.
It is crucial to develop new uses for fly ash. Due to high alkalinity and high metal content, it may be used for the chemical precipitation of LFD, but there are few reports on this aspect.