Ключевые слова: assurance, background, bio, biologic, biological, button, care, clean, clear, clip, concept, design, eco, ecological, ecology, emblem, environment, environmental, environmentally, fresh, friendly, glass, green, guarantee, health, healthy, icon, illustration, insignia, isolated, label, lamp, leaf, logo, mark, natural, nature, old, organic, plan, plant, recycle, recycled, reduce, reuse, stamp, sticker, symbol, tag, volunteer,