Yard clippings and leaves are natural, so they don cause any problems, right?
Grass, leaves and yard clippings that are repeatedly swept into catch basins can clog the drain, causing flooding and can become a breeding ground for rodents and insects. Additionally, grass and leaves decompose and contribute to new plant growth which deprives aquatic animals of their oxygen, and die.
Grass, leaves and yard clippings that are repeatedly swept into catch basins can clog the drain, causing flooding and the potential for becoming a breeding ground for rodents and insects. Additionally, when grass and leaves decompose they encourage excessive growth of algae which can deprive fish of adequate oxygen.