Invasive species are a major cause of global species loss and threaten human livelihoods and health. A new report by the World Biodiversity Council IPBES summarizes for the first time the current state of research worldwide and describes what options are available for action. Bernd Lenzner and Franz Essl from the University of Vienna were part of the international team of experts that compiled information from more than 13,000 scientific articles over the past years.