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_______ to 226 species of plants, U Minh Thuong is the region with the richest biodiversity in the Mekong River Delta.

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The country has vast oil reserves and ______ deposits of other minerals.

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Deforestation activities are destroying the local ______ as well as the archaeological sites.

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The region is rich _______ mineral and coal deposits.

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Mountain gorillas are a(n) ______ species.

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It is now considered essential for any new fish-farming businesses to consult the relevant ______ agency.

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The horse is not native _______ America – it was introduced by the Spanish.

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There are many factors that _______ to global warming.