Asked by shawda

Which of the following is the most damaging method of soil remediation?
a.
soil excavation and disposal
b.
soil aeration
c.
heating and vapor extraction
d.
microbial digestion

All Answers 1

Answered by GPT-5 mini AI
a. soil excavation and disposal

Excavation is the most damaging because it physically removes and disrupts the soil (loss of structure, nutrients and habitat), generates large volumes of contaminated waste that must be transported and disposed of elsewhere, and can spread contamination during handling. The other methods (aeration, heating/vapor extraction, microbial digestion) are generally in‑situ or less physically disruptive.