Ключевые слова: april 22, background, blue, business, care, community, concept, continent, copy, crystal, day, earth, earth day, eco, ecology, ecosystem, energy, environment, environmental, environmental conversation, europe, geography, global, globe, grass, green, happiness, holding, landscape, leaf, life, love, map, meadow, nature, organic, peace, people, planet, protect, protection, recycle, recycling, safety, save, space, sphere, sunlight, transparent, world,