Ключевые слова: background, bag, bicycle, bike, bulb, butterfly, design, drop, earth, eco, ecological, ecology, electric, elements, energy, environment, environmental, flower, globe, go, green, home, house, icons, illustration, infogrpahic, light, line, linear, logo, natural, nature, planet, plant, power, rain, recycle, recycling, reuse, set, sign, solar, sun, symbol, template, tree, water, windmill, world,