Ключевые слова: background, banner, biodiversity, biology, bulb, care, concept, development, dirtied, earth, eco, ecology, economy, efficient, electricity, energy, environment, family, forest, friendly, global, grass, green, growth, header, healthy, help, hope, idea, innovation, lamp, life, light, nature, new, plant, power, preservation, protect, recycling, reduce, save, saving, seed, solar, spring, supply, technology, tree,