Neighboring regions would have problems because of animals escaping (wolf or elk populations). There are all sorts of interactions between the inside and outside of the park
Some of the world's most productive agricultural lands are former forests. But vast areas of marginal lands could grow trees again as part of multifunctional forest landscapes.
There are multiple ecosystem services taken into account which is complicated because they conflict with each other. To get more of one service you need to have less of another service. What do we mean about the value of an ecosystem service? Some don't have value for the local population but people coming from the outside do. How do we measure ecosystem services? They are hard to measure because they are measured in 30-50 years.
ecological simplification in which only one type of plant is cultivated over a large area.
we are getting more housing. These are places where the cropland was marginal. Land can also be used for recreational usage.
Reconstructed wetlands do not always provide the essential elements necessary to attract the species of the original habitat.