Ключевые слова: animals, bark, beetle, birch, branch, bright, children, color, day, energy, environment, field, firewood, forest, grass, green, growth, high, journal, landscape, large, learn, leaves, life, light, mushrooms, nature, needles, oak, old, organic, oxygen, park, resource, season, spring, strain, summer, sun, sunlight, sunny, sustainable, tree, trees, wood,