Ключевые слова: abstract, background, blue, business, care, concept, conservation, day, earth, earth day, eco, ecology, electric, electricity, energy, environment, environmental, global, globe, globe model, green, grey, growth, hand, hold, hope, human, idea, kid, land, light, male, map, nature, partial, peace, people, planet, plant, power, protect, protection, recycle, recycling, save, sphere, symbol, technology, white, world,