Good morning, everyone. As a Chemistry student, I am deeply concerned about the state of River Kafu. The activities vital to our livelihoods – sand mining, crop and animal husbandry, and brick making

Here is a message prepared for the "SAVE RIVER KAFU" workshop, from the perspective of a Chemistry student: Good morning, everyone. As a Chemistry student, I am deeply concerned about the state of River Kafu. The activities vital to our livelihoods – sand mining, crop and animal husbandry, and brick making – are unfortunately altering the river's chemical balance, leading to reduced water levels, pollution, and the tragic death of fish. From a chemical standpoint, sand mining increases turbidity by suspending particles, which can reduce light penetration and affect aquatic plants. More critically, it can release trapped chemicals from the riverbed. Our farming practices introduce nitrates and phosphates from fertilizers and animal waste into the river. These nutrients cause eutrophication, leading to excessive algal growth. When these algae die, their decomposition consumes vast amounts of dissolved oxygen, suffocating fish and other aquatic life. Pesticides used in farming are often toxic chemicals that directly poison fish. Brick making can also contribute by releasing chemical runoff or altering the river's pH balance. To save River Kafu, we must understand these chemical impacts. We can adopt sustainable farming methods, such as using organic fertilizers or precise application techniques to minimize runoff. Proper waste management for animal husbandry is crucial to prevent nutrient overload. We should explore eco-friendly alternatives for sand mining and brick making that do not chemically degrade our water. Regular monitoring of the river's pH, dissolved oxygen levels, and chemical contaminants will guide our efforts. By making informed choices based on chemical understanding, we can restore River Kafu to its healthy state. Last free one today — make it count tomorrow, or type /upgrade for unlimited.