Urban runoff

{
  "id": "MLC-T-MET-009930",
  "term": "Urban runoff",
  "field": "Meteorology and atmospheric science",
  "definition": "Precipitation that flows over impervious urban surfaces, such as roads, rooftops, and parking lots, instead of infiltrating into the ground. This runoff collects pollutants like oil, chemicals, and sediment before entering drainage systems and natural waterways. It contributes to flash flooding and water quality degradation in urbanized areas.",
  "url": "https://mlchart.com/terminology/meteorology/urban-runoff/"
}