The U.S. may carry the biggest sticks on the seas, but does it have the most? Here's how the largest national navies in the ...

Many of the world’s largest shipping nations have agreed to impose a minimum fee on every ton of greenhouse gases emitted by ...

A draft global agreement sets a fee for cargo ships, which carry the vast majority of world trade, to pay for their ...

The International Maritime Organization sets a $100 tax per ton of CO2 for shipping emissions, aiming for net-zero by 2050 ...