Ключевые слова: background, bio, care, caucasian, child, concept, conceptual, dirt, dirty, ecology, economy, elderly, energy, environment, environmental, forest, gardening, give, green, grow, growing, growth, hands, happiness, help, holding, human, idea, leaf, life, little, natural, nature, new, old, outdoors, people, person, plant, protection, protective, senior, small, soil, spring, symbol, tree, tree planting, work, young,