#conservation



English

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    • an occurrence of improvement by virtue of preventing loss or injury or other change
    • Pos: noun
    • the preservation and careful management of the environment and of natural resources
    • Pos: noun
    • (physics) the maintenance of a certain quantities unchanged during chemical reactions or physical transformations
    • Pos: noun

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فارسی

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    • داشت
    • نگهدارى
    • حفاظت
    • حفظ منابع طبيعى

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