What is the primary cause of saltwater intrusion in coastal aquifers?
A. Heavy rainfall
B. Over-pumping of groundwater
C. Seismic activity
D. Increased vegetation
Answer: Option B
Solution (By Examveda Team)
Over-pumping of groundwater in coastal areas causes a pressure imbalance, allowing saltwater to migrate inland and contaminate freshwater aquifers.This Question Belongs to Geological Engineering >> Groundwater And Hydrogeology
Related Questions on Groundwater and Hydrogeology
What is the zone called where all the pores are completely filled with water?
A. Capillary zone
B. Aeration zone
C. Saturated zone
D. Vadose zone
The upper surface of the saturated zone is known as:
A. Water table
B. Capillary fringe
C. Aquiclude
D. Artesian surface
A. Rock that does not hold water
B. Layer that restricts water flow
C. Permeable rock that stores and transmits water
D. Layer that absorbs contaminants
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