Ключевые слова: arrow, background, bio, brown, care, circle, clean, concept, conservation, copy, cycle, day, design, earth, eco, ecological, ecology, element, emblem, environment, environmental, flat, garbage, global, green, icon, isolated, natural, nature, organic, paper, pictogram, pollution, protection, recycle, recycling, reduce, reuse, round, save, shape, sign, space, symbol, trash, triangle, waste, world,