Ключевые слова: bottle, city, clean, color image, conservation, container, contamination, damage, dirt, disaster, dump, earth, ecology, environment, environmental, environmental issues, garbage, grass, heap, horizontal, industry, junk, landfill, landscape, litter, messy, nature, no people, outdoor, package, park, plastic, plastic bag, plastic pollution, pollution, polyethylene, polythene, problem, recycle, recycling, rubbish, social issues, spring, toxic, trash, tree, waste,