Irrigation has allowed humans to grow crops in areas where natural water supplies have been limited.A major challenge that exists in these areas has been ___________.
A)soil salinization
B)soil erosion
C)high pesticide use
D)low crop diversity

Question

Quizplus · Accepted Answer

Irrigation often brings water that is high in salt content. As this water is used repeatedly to irrigate crops, the salt can accumulate in the soil, making it difficult for crops to grow. This process is known as soil salinization, and it is a major challenge in areas where irrigation is the primary source of water for agriculture.

Irrigation Has Allowed Humans to Grow Crops in Areas Where