The 15 largest ships are causing more exhaust gases than ALL cars?

In the diesel discussion I came across some articles that say what is in the headline – namely that the 15 largest ships with their exhaust gases pollute the environment more than all cars in the world Is it not perverse to tear up the diesel so much in the air in this country while the problem exists with these ships? Especially since these ships have heavy fuel oil and by far not as good exhaust gas cleaning systems as road vehicles. Quite apart from that, you also transport the still so clean electric cars through the area… Here are 2 articles: [url= https://www.theguardian.com/environment/2009/apr/09/shipping-pollution]Link English, The Guardian[/url] [url= https://www.welt.de/…/…igste-Gewerbe-der-Welt-behret-auf-kurs.html]Link English, Die Welt[/url] What does it mean?