Biosecurity measuresHome Antarctic operations Travel & logistics Cargo (freight) Biosecurity measures What is Biosecurity? Learn how you can reduce the introduction of Biosecurity Risk Material to Antarctica and the subantarctic. What is Biosecurity Risk Material? Learn what cargo could present at biosecurity risk. Where to look for Biosecurity Risk Material Learn where to look for biosecurity risk material in your cargo. This content was last updated 10 months ago on 14 July 2020.