Ключевые слова: 3d, air, alternative, background, clean, color, colorful, design, development, eco, ecology, electric, electricity, energy, environment, environmental, farm, flat, generation, generator, green, icon, illustration, industrial, industry, innovation, isolated, mill, minimal, minimalism, nature, orange, power, propeller, render, rendering, renewable, rotate, rotation, sign, silhouette, supply, sustainable, symbol, technology, tower, turbine, wind, windmill, yellow,