Ключевые слова: agriculture, botany, business, careful, caring, conservation, development, earth, eco, eco background, ecology, ecology problem, environment, environmental disaster, gardening, generation, ground, growing, growth, isolated, leaf, life, medicine, nature, new, plant, pollution, problem, recycling, renewal, resource, restoration, seed, seedling, small, soil, spring, sprout, symbol, technology, tree, young,