Ключевые слова: agriculture, background, bio, care, child, concept, conservation, day, design, development, earth, eco, ecology, environment, environmental, family, forest, friendly, global, globe, green, growing, growth, hand, happy, holding, hope, illustration, leaf, life, man, natural, nature, new, people, planet, plant, poster, protect, protection, save, social, soil, spring, sprout, sustainable, symbol, tree, world, young,