Ключевые слова: abstract, alternative, art, background, bright, connect, continuous, design, eco, ecology, ecosystem, electric, electricity, energy, environment, equipment, farm, generate, generator, glow, graphic, green, illustration, industry, landscape, line, mill, modern, nature, one, outline, plant, power, produce, propeller, renewable, resource, star, station, sustainable, technology, triangle, turbine, wind, windmill, wireframe,