The gigantic cargo ship that ran aground and blocked the Suez Canal last week is afloat once again after a Herculean salvage operation, but the damage to global trade will take months to fix.

That’s the assessment of maritime expert Jan Hoffman at UN trade and development agency UNCTAD, who also explains why the cost of sending freight around the world has increased dramatically during the COVID-19 pandemic.

Here he is, talking to UN News’s Daniel Johnson.