Ключевые слова: arrows, background, care, clean, color, composition, concept, conservation, contamination, creative, earth, eco, ecology, environment, environmental, garbage, global, green, holes, litter, material, nature, object, paper, pieces, pink, pollution, prevention, protection, recycle, recycling, reduction, renewable, resources, responsibility, reuse, rubbish, save, sheet, sheets, shredded, sign, symbol, top, trash, view, visible, waste, world,