Ключевые слова: bag, black, bottle, charity, clean up, cleaning, cleanup, collect, collection, community, concept, conservation, day, dirty, earth, eco, ecology, environment, environmental, face, garbage, global, green, litter, mask, medical, nature, outdoor, outside, person, pick, planet, plastic, pollution, problem, recycle, recycling, responsibility, rubbish, street, sustainable, trash, up, urban, used, voluntary, volunteer, waste, work, world,