Ключевые слова: background, bag, bottle, clean up, cleanup, collecting, conservation, dirty, discarded, disposal, dump, earth, ecological, ecology, environment, field, forest, garbage, girl, grass, green, hand, holding, land, landfill, lifestyle, litter, nature, outdoor, outside, park, people, picking, planet, plastic, pollution, problem, recycle, recycling, rubbish, save, summer, sunny, sunrise, take out, trash, volunteer, waste, woman, world,