Ключевые слова: contamination, disposed, eco system, ecological harm, environment, environmental concerns, environmental conservation, environmental contamination, environmental damage, environmental degradation, environmental hazards, environmental health, environmental impact, environmental pollution, environmental protection, environmental risk, environmental safety, harmful substances, hazardous disposal, hazardous materials, hazardous materials disposal, hazardous materials management, hazardous substance, hazardous substance control, hazardous substances disposal, hazardous waste, hazardous waste disposal, hazardous waste management, pollution, serious harm, toxic chemicals, toxic compounds, toxic contamination, toxic hazards, toxic pollutants, toxicity, waste hazardous treatment, waste management, waste toxic,