Ключевые слова: atmosphere, blue, business, care, clean, communication, concept, conservation, continent, damage, destroy, earth, ecological, ecology, energy, environment, environmental, future, garbage, global, globe, green, health, human, idea, illustration, industrial, industry, isolated, life, live, natural, nature, ozone, people, planet, pollution, protect, protection, recycle, recycling, rubbish, safe, save, sky, sphere, trash, warming, waste, water, world,