Ключевые слова: abandoned, clean, climate, concept, conservation, contaminate, contamination, damage, danger, destroy, destruction, differentiate, dirty, disaster, dramatic, dry, earth, ecological, ecology, environment, environmental, future, garbage, global, globe, nature, planet, plastic, pollute, pollution, problem, protect, protection, recycle, rubbish, save, solution, toxic, trash, undifferentiated, waste, world,