Recent hostilities in the Red Sea have thrown global shippers of vital goods for a loop - but it is hardly the only issue that big carriers are facing as 2024 kicks off. Giants like Maersk say the industry, which handles 90% of global trade, faces the possibility of significant disruptions, from ongoing wars to droughts affecting key routes like the Panama Canal. Complex vessel schedules are likely to be knocked out of sync for giant container ships, fuel tankers and other commodity haulers throughout the year.