Ключевые слова: ball, blue, bubble, bulb, business, care, child, concept, earth, echo, ecology, energy, environment, environmental, food, fresh, fruit, glass, global, globe, grass, green, growth, hand, hands, hold, holding company, human, leaf, life, map, natural, nature, peace, people, person, planet, plant, protection, save, sky, sphere, summer, sustainable, symbol, toilet, tree, woman, world,