NAP will be expensive, is not sustainable, and is certain to fail in the majority of areas proposed

 

Completely ‘eradicating’ alien species is impossible in the majority of cases and bio-control campaigns are always a costly drain on resources.  Ecologist James H. Brown provides us with useful advice:  “It has become imperative that [as] ecologists, evolutionary biologists, and biogeographers … we use our expertise as scientists not for the futile effort to hold back the clock and preserve some romantic idealised version of a pristine natural world, but for a rational attempt to understand the disturbed ecosystems that we have created and to manage them to support both humans and wildlife”.