Ключевые слова: agriculture, alternative, bio, business, businessman, button, clean, concept, conceptual, conservation, day, development, earth, eco, ecologic, ecological, ecology, ecosystem, energy, environment, environmental, fresh, friendly, grass, green, growth, healthy, leaf, life, man, natural, nature, organic, planet, plant, pressing, product, recycle, recycled, recycling, renewable, reusable, reuse, spring, sustainable, symbol, tree, virtual, warming, world,