The average number of containers lost overboard rose to a seven-year high of more than 3,000 in 2020, and this year may outpace that.

There are many contributing factors in such accidents, but working for a ship-routing company affords me a bird’s-eye view of two of them: the weather and the global economy.

Weather patterns change constantly. The same is true of the global economy, where we see up close the fluctuating patterns of maritime trade.