
Ships docked at Port Louis at night. The Mauritian port authority is promoting its role as a transshipment hub.

As airlines have continued to cut international passenger flights, shippers are scrambling to find space on chartered aircraft. Late last year, British Airways announced it would drop 15 long-haul routes, affecting cities including Seoul, Kuala Lumpur, Osaka, Pittsburgh and Calgary.

U.S. ports, including the Port of Long Beach, are facing a relentless surge of imports. Railroads, truck traffic and warehouses are all experiencing a knock-on effect.