Eco-friendly stadium, natural grass, recycled rubber tracks, sustainable wood grandstands, low-carbon concrete foundations, energy-efficient LED lighting, rainwater harvesting systems, green roofs, solar panels, wind turbines, recyclable metal structures, minimal material waste, locally sourced materials, FSC-certified wood, reused and recycled materials, circular economy design, minimalist aesthetic, natural ventilation systems, optimized building orientation, passive cooling techniques, shaded outdoor spaces, misting systems, futuristic architecture, angular lines, innovative material technologies.