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cover(noun, state, caution, protection, preservation)
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APASmart Define. (2013). natural resources thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/natural_resources/thesaurus/related
ChicagoSmart Define. 2013. "natural resources thesaurus" https://smartdefine.org/natural_resources/thesaurus/related (accessed September 29, 2026).
HarvardSmart Define 2013, natural resources thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/natural_resources/thesaurus/related>.
MLASmart Define. "natural resources thesaurus" 13 June 2013. Web. 29 September 2026. <https://smartdefine.org/natural_resources/thesaurus/related>