KM-C2 Prevention and preparedness are the 
most cost-effective options and thus crucial for 
managing the threats from invasive alien species 
{C15, C17, C18}. Prevention can be achieved through 
pathway management, including strictly enforced import 
15SUMMARY FOR POLICYMAKERS
The thematic assessment report on
INVASIVE ALIEN SPECIES
AND THEIR CONTROL
TIC ASSESSMENT REPORT ON INVASIVE ALIEN SPECIES AND THEIR CONT