Ключевые слова: background, concept, destruction, dirty, disaster, disease, disposal, dispose, dump, earth, eco, ecological, ecology, empty, environment, environmental, environmental pollution, environmental protection, forest, garbage, grass, green, ground, industry, junk, mercury thermometer, moss, natural, nature, old, outdoor, outdoors, packaging, park, plant, plastic, plastic bottle, plastic garbage, polluted, pollution, problem, protection, recycle, recycling, refuse, symbol, trash, waste, wild,