Ключевые слова: background, care, climate, concept, conceptual, crack, dark, dead, desert, dry, earth, ecology, economy, energy, environment, environmental, erosion, extreme, give, global, green, ground, grow, growing, growth, hands, help, hot, human, idea, land, leaf, life, man, natural, nature, new, person, plant, protection, soil, surface, symbol, texture, thirst, tree, tree planting, warming, weather, work,