Shawangunk Grasslands National Wildlife Refuge has been developed from an abandoned airport to restore habitat for six species of birds that require an area rich in tall grasses. Workers must continually remove trees that are beginning to invade the area as a result of .
a. direct harvestingb. genetic engineeringc. evolutionary changed. ecological succession
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Shawangunk Grasslands National Wildlife Refuge has been developed from an abandoned airport to resto...
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