The main reason why it would be hard to establish a large area of protected land is the poor representation of habitats.
This refers to the place or area that protects the biodiversity of habitats and organisms in the area.
Hence, we can see that the two benefits provided by protected lands such as national parks are:
The main way in which buffer zones help mitigate the problems of overcrowding, development, pollution, and invasive species in national parks is helping to separate critical habitats from each other due to their neutrality.
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