Runoff

Runoff refers to the portion of precipitation that flows over the land surface and eventually makes its way into bodies of water such as rivers, lakes, or oceans. This term can also encompass the movement of water that occurs after heavy rainfall, as well as the contaminants and nutrients carried along with it. runoff can impact soil erosion, water quality, and the overall health of aquatic ecosystems.

Runoff meaning with examples

• After the heavy rainfall, the runoff from the streets carried debris and pollutants into the nearby river, raising concerns about water quality for local wildlife.
• Agricultural practices often lead to increased runoff, as fertilizers and pesticides can wash away, entering the water supply and causing ecological imbalances.
• City planners must consider runoff when designing infrastructure, implementing green roofs and permeable pavement to reduce excess water flow into storm drains.
• The environmentalists conducted a study to analyze how the runoff from urban areas affects aquatic plants and fish populations downstream.
• Runoff can vary greatly depending on the landscape; mountainous regions often see quicker runoff due to steep slopes, increasing the risk of flash flooding.