Ключевые слова: alternative, alternative energy, building, city, cityscape, clean, clean energy, climate change, clouds, eco, ecofriendly, electricity, energy, environment, environmentally friendly, global warming, green, green energy, landscape, modern, nature, power, power generation, renewable, renewable energy, sky, solar, solar panel, solar power, sustainability, sustainable, sustainable energy, technology, urban, wind, wind power, wind turbine,