Summary for policymakers of the thematic assessment of invasive alien species and their control of the Intergovernmental Platform on Biodiversity and Ecosystem Services
<p>According to this new report by the IPBES, more than 3,500 out of the 37,000 alien species that have been introduced by many human activities to regions and biomes around the world pose major global threats to nature, economy, food security and human health.</p>