Eco-friendly school building, green roofs, solar panels, wind turbines, rainwater harvesting systems, recycled metal frames, low-carbon concrete structures, FSC-certified wood furnishings, natural ventilation systems, abundant daylight, soft diffused lighting, minimal waste generation, biophilic design, organic gardens, native plant species, educational signage, interactive exhibits, collaborative learning spaces, flexible modular classrooms, circular economy principles, zero-waste policies.