Ключевые слова: abstract, art, background, care, cartoon, clean, climate change, concept, conservation, creative, day, design, earth, eco, ecological, ecosystem, energy, environment, environmental, flower, forest, friendly, global, globe, green, hope, icon, international, leaf, life, map, nature, nature conservation day, ocean, organic, paper, planet, planet earth, plant, pollution, postcard, poster, protect, recycle, save, sphere, symbol, universe, water, world,