Ключевые слова: background, care, clean, concept, conceptual, conservation, design, dollar, earth, eco, ecologic, ecological, ecology, energy, environment, environmental, environmentalism, garbage, global, green, idea, life, message, natural, nature, organic, planet, plant, plastic, pollution, protection, recyclable, recycle, recycled, recycling, reduce, renew, renewable, resource, responsibility, reuse, reusing, save, sign, sustainability, sustainable, symbol, type, waste, word,