A closer look

The dirty secret of global trade is that maritime shipping burns the filthiest sludge on earth, but Wall Street is finally forcing a cleanup. Under the Poseidon Principles, major global banks have tied their lending portfolios to strict climate targets, meaning shipping titans can only secure cheap capital if they decarbonize. By investing billions in massive fleets powered by green methanol, companies like Maersk aren't just saving the oceans—they are locking in preferential interest rates that fossil-fuel-burning competitors can no longer access.