A COP22 Guide to the Mysterious World of Shipping

Shipping is by far the most energy-efficient and environmentally friendly way to move commodities in bulk — moving one ton of cargo by sea emits four times less carbon dioxide than moving it by road, and 100 times less than by air. But that hardly means that the industry is green. If the shipping industry were a country, it would be the sixth-largest emitter of carbon dioxide in the world. So why was the shipping industry left out of the Paris Agreement? The simple answer is, it’s hard to pin emissions from shipping on any one country.

via https://psmag.com/a-cop22-guide-to-the-mysterious-world-of-shipping–21fb88c576e3