Ключевые слова: achievement, advance, advantage, aspiration, business, challenge, competition, competitive, concept, conceptual, development, earth, eco, ecofriendly, ecology, economy, ecosystem, energy, environment, future, green, growth, idea, initiative, knowhow, land, man, management, mankind, metaphor, nature, opportunity, people, planet, policy, population, pure, recycle, renewable, resources, respect, solution, success, sustainability, sustainable, uniqueness, unpolluted, vision,