Environment & Ecology · Soil and Water Conservation
What is the primary objective of reducing runoff velocity as a core principle of Soil and Moisture Conservation (SMC)?
- 1Ensuring water moves as quickly as possible into drainage channels to protect parent rock
- 2Promoting rapid evaporation of surface water to prevent leaching of topsoil nutrients
- 3Increasing the speed of surface water to prevent silt deposition in agricultural fields
- 4Slowing down the movement of water across land to diminish its erosive power✓
Correct answer
Slowing down the movement of water across land to diminish its erosive power
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