Argentina is experiencing a rise in hantavirus cases, a rodent-borne disease. Experts attribute the surge partly to climate change, with the South American nation having the highest incidence globally.

Experts say that a surge of hantavirus cases in Argentina, where the MV Hondius cruise ship set sail, is in part due to climate change. The World Health Organization ranks the South American country as having the highest incidence of the rodent-borne disease.