Establishing protection over a swath of land seems like a good way to conserve its species and its ecosystems. But biologists report that protected areas are still vulnerable to damaging encroachment, and many are suffering from biodiversity loss.
Establishing protection over a swath of land seems like a good way to conserve its species and its ecosystems. But biologists report that protected areas are still vulnerable to damaging encroachment, and many are suffering from biodiversity loss.