Question

aliens are harmful for creatures?​

Answer 1

Explanation:

Legislation on biological invasions has been evolving in recent decades. The use of lists of harmful alien organisms (LHAO) is becoming a widespread policy practice in many countries. LHAO aims to prevent the introduction of undesirable organisms at the pre-border level, regulate their use within the country and deter their spread. However, a systematic review and comparison of the current legislations is lacking. It remains unknown whether there are gaps or weaknesses that may compromise and effective strategy against biological invasions. In this study, a total of 77 LHAO from Australia, Japan, New Zealand, Spain, South Africa, Switzerland, the United Kingdom and the United States of America were evaluated and compared