Ключевые слова: abstract, background, brown, business, cardboard, carton, closeup, concept, conservation, design, disposal, document, ecology, element, environment, environmental, friendly, garbage, green, heap, industry, information, material, mess, newspaper, nobody, object, page, paper, pile, pollution, recycle, recycled, recycling, reuse, rough, rubbish, stack, surface, texture, trash, waste, wastepaper,