One of the reasons for replacing ships and scrapping old ones is that the new ones are much more energy efficient. Sort of like scrapping your old refrigerator. But it might be better to rehabilitate an old item if it’s possible and the technology is there. Here’s something on the progress being made.
New technology set to help old container ships save energy, International Shipping News, Shipping News, Hellenic Shipping News Worldwide, Online Daily Newspaper on Hellenic and International Shipping.