Ключевые слова: alternative, background, clean, cloud, concept, conceptual, conservation, cutout, design, earth, eco, ecological, ecology, energy, environment, environmental, global, graphic, green, grow, growth, hand, hold, idea, infographic, infotext, isolated, life, metaphor, natural, nature, organic, palm, planet, pollution, power, protect, recycle, recycling, shape, sign, symbol, text, tree, vegetation, white, word, world,