Eco-friendly building, natural materials, reclaimed wood, low-carbon concrete, recycled glass, sustainable steel, bamboo flooring, living walls, green roofs, solar panels, wind turbines, rainwater harvesting systems, grey water reuse, composting toilets, organic paints, non-toxic adhesives, FSC-certified timber, locally sourced materials, minimal waste generation, circular economy principles, biophilic design, natural ventilation, passive heating and cooling, energy-efficient systems, zero-waste architecture, futuristic sustainable design.