Advances in irrigation technology have enabled people to transform deserts into productive agricultural land. Failure to manage irrigation properly can, however, result in damage to the topsoil and a decrease in productivity.The damage to soil discussed in the passage above is

Question

Answer: C - salinization, in which salts accumulate in the upper levels of the soil.

Ted Chan · Accepted Answer

salinization, in which salts accumulate in the upper levels of the soil

AP Human Geography Practice Exam