For the algae problem, Chiu suggests that they dig mud out from the center of the lake and stack it towards the banks in tiers, transforming the floor of the lake into a series of steps. For little more than the cost of hiring an excavator they can create an exciting ecological classroom teeming with water plants that thrive at varying depths.
邱錦和建議水產學校以階梯狀的方式挖深湖底，將挖出土壤填在湖邊堤岸，只需雇請怪手等少許的經費，就可營造出深淺不同的各種溼地環境，再種植各類水生植物，就是精采的生態教室。