Hey you guys I really need help ! This is timed please

asked Nov 20, 2021 167k views

2 votes

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1 vote

Answer:

i think its the 3rd one im not sure

Step-by-step explanation:

Pgcan answered Nov 22, 2021

by Pgcan

6.4k points

4 votes

Answer:

I believe it is salt-water intrusion and mining.

Olsli answered Nov 26, 2021

by Olsli

5.8k points

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