đá ong/đá bọt (nơi trú ngụ vi

A meticulously designed natural water filtration system, integrated seamlessly into a serene Vietnamese rural landscape. The foreground features crystal-clear water flowing through distinct sections, densely populated with vibrant aquatic plants such as reeds and cattails. Visible layers of natural filtration materials, including clean quartz sand and various sizes of pebbles, are artistically arranged beneath the water's surface. Sunlight gently illuminates the scene, highlighting the system's efficiency and harmony with nature. The overall aesthetic is one of sustainability, environmental health, and innovative green infrastructure. safe for work, appropriate content, fully clothed, family-friendly, professional photography, high quality, perfect anatomy, correct proportions, natural pose, natural body proportions.

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