Final answer:
Factors like agricultural sustainability, human adaptation to low water conditions, and technological advancements supporting easier access to water supplies have led to increased populations in dry areas.
Explanation:
Factors that have led to increased populations in dry areas:
- Farmers have found ways to grow major crops in dry soil, enabling agricultural sustainability.
- Human beings have adapted to living with little water, allowing settlement in arid regions.
- Improved technology allows easier access to water supplies, supporting human habitation in dry areas.
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