Question

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

Can some explain this to me.. or help me. I’ll understand it if someone does one problem.

Answer 1

Explanation:

The most damaging method of soil remediation is:

a. soil excavation and disposal

because soil is removed and disposed of. There is no soil afterwards.

For soil aeration, microbial digestion, heating and vapor extraction, those remediations all leave the soil in place and remove the contaminants only.

Answer 2

Which of the following is the most damaging method of soil remediation?

a.

soil excavation and disposal ✓

• Excavated soil when taken out ,get used as a filler for wasteland,degrading the soil fertility and the area become barren which further used for construction work

b.

soil aeration

c.

heating and vapor extraction

d.

microbial digestion