Ditches and pools are the lifeblood of wetlands, but they will gradually be invaded and landed by vegetation, which will greatly affect the water storage function.
Ditches and pools are the lifeblood of wetlands, but they will be gradually encroached by vegetation, which will greatly affect the water storage function.<br>
Ditches and pools are the lifeblood of wetlands, but they will gradually be invaded and landed by vegetation, which will greatly affect the water storage function.