Read the passage and answer the question that follows.
Proponents of 'rewilding' argue that reintroducing apex predators and keystone species to ecosystems from which they have been extirpated can restore ecological balance and biodiversity. The classic example is the reintroduction of wolves to Yellowstone Park, which led to a trophic cascade, positively affecting everything from elk populations to riverbank vegetation. However, critics raise significant concerns, citing the potential for human-wildlife conflict, the economic impact on local farmers, and the ethical questions surrounding relocating animals. They argue that many modern landscapes are no longer suitable for such species and that rewilding represents an imposition of a romanticised, ahistorical view of nature onto complex socio-economic realities.
The critics' viewpoint, as described in the passage, implies that rewilding advocates are primarily driven by: