Eco-friendly building materials, reclaimed wood, low-carbon concrete, recycled glass, sustainable steel, bamboo roofing, solar panels, green walls, living roofs, rainwater harvesting systems, grey water reuse, natural ventilation, passive design strategies, energy-efficient appliances, minimal waste construction, cradle-to-cradle production, biodegradable materials, organic paints, FSC-certified wood, urban mining, circular economy principles, zero-waste goals, climate-resilient design, resilient structures, adaptive reuse, embodied carbon reduction.