In what way(s) may irrigation alter the salinity of soil and groundwater? Select one:
A. Excessive irrigation can cause salinization by raising the water table and lifting saline groundwater near the
surface into the root zone.
B. Leaching, accomplished by over-watering to carry salts below the root zone, may cause saline water to enter
groundwater basins.
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C. Irrigation increases the salinity of soil when evaporation removes water leaving salts behind.
D. All the above