Which limitation increased when ancient Mesopotamians first terraced hillsides for agriculture?

💡 Explanation

Terracing, while expanding cultivatable area, initially lacked advanced drainage, therefore surface runoff concentrated rainfall because sheet flow was disrupted by physical barriers. This process amplified Soil erosion, rather than preserving it initially.

• Which risk increased when 18th-century shipbuilders introduced iron knees to reinforce wooden hull-frame joints?
• Within early Islamic tunnel-making, which risk escalates if surveyors apply overly simplified geometric ratios for earth volume estimations?
• Which outcome arises when the molten cast iron cools too rapidly in ancient Chinese cannonfounding?
• Which failure occurred historically leading to inaccuracies in Inca record-keeping with Quipu?
• Which error increases when using an 18th-century sextant on a rolling ship far from shore at night?
• Which risk increased during transoceanic voyages in 18th-century wooden ships due to improperly sealed hull planks?