Final answer:
Arizona deserts have been transformed by irrigation canals, salt buildup in the soil, and pesticide use.
Explanation:
Desertification: Transforming Arizona Deserts
Arizona deserts have been transformed by irrigation canals, as vast amounts of water are used to make arid lands suitable for crops. This process often leads to increased salts in the soil due to evaporation, impacting soil quality. Additionally, the use of pesticides in farming practices contributes to the changes in desert ecosystems.
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