What is specifically designed to improve ground water quality before it moves to a stream?

Tree planting plays a significant role in improving groundwater quality before it reaches streams. Trees and vegetation enhance the natural filtration process of water as it percolates through the soil. Their root systems help stabilize the soil and increase infiltration rates, which can reduce runoff and promote the absorption of water, allowing natural processes to filter out impurities before they enter nearby water bodies.

In addition to improving groundwater recharge, trees can intercept rainfall, reducing the speed at which water travels across the land. This allows more time for pollutants to be filtered naturally through soil layers and taken up by plant roots, thereby enhancing the overall quality of groundwater. Combined with the benefits of habitat provision and erosion reduction, tree planting is a vital practice for sustainable water management and pollution mitigation.