Eco-friendly building, recycled materials, low-carbon concrete, FSC-certified wood, bamboo structures, green roofs, living walls, solar panels, wind turbines, rainwater harvesting systems, grey water reuse, composting toilets, natural ventilation systems, high-performance insulation, thermal mass construction, minimalist design, passive house principles, energy-efficient appliances, LED lighting, organic coatings, non-toxic paints, reclaimed wood accents, exposed ductwork, industrial chic aesthetics, urban renewal projects, brownfield redevelopment, sustainable urban planning, biodiversity conservation.