A3 On islands, invasive alien species are a major 
cause of biodiversity loss (well established) {Box 
2.5, 4.3.1.1, Box 4.4}. Islands, and particularly remote 
islands with high endemism, are more susceptible to 
impacts from invasive alien species than mainlands (well 
established) {1.6.8, 4.3.1.1}. Indeed, in addition to the 
21SUMMARY FOR POLICYMAKERS
19SUMMARY FOR POLICYMAKERS
BACKGROUND
Figure SPM 2 Examples of invasive alien species with a negative impact on nature (green), 
and, in some cases, nature's contributions to people (yellow) and/or good 
quality of life (teal). 