Once a harmful non-native species becomes established in an area, they can be easily eliminated by passing international laws to prohibit the transfer of species.

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Once a non-native species becomes established, it can be very difficult to eliminate them completely. Passing laws to prohibit the transfer of species can prevent new introductions, but it may not eliminate existing populations. Additionally, enforcing these laws can be challenging, as international trade and transport of species is complex and difficult to regulate.

Once a Harmful Non-Native Species Becomes Established in an Area