How Can Irrigation Lead to Salinization of Soils

question 56

Multiple Choice

How can irrigation lead to salinization of soils?

• A) Water associated with irrigation flows through the soil.
• B) Water associated with irrigation contains small amounts of dissolved salts, and evaporation leaves behind increasing concentrations of these salts.
• C) Wells for water are drilled too near the ocean coastlines.
• D) Irrigation water is treated with dissolved salts that then lead to oversaturation.
• E) Irrigation is primarily accomplished through the use of abundant seawater, which contains high concentrations of salts.

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