Ключевые слова: bio, bubble, business, care, children, clean, concept, conservation, development, earth, eco, ecological, ecology, ecosystem, energy, environmental, friendly, future, glass, global, globe, governance, grass, green, growth, hand, holding, idea, international, leaf, life, man, map, nature, people, planet, protect, protection, recycle, recycling, responsibility, save, social, sphere, sunlight, sustainability, sustainable, symbol, technology, world,