Category Archives: Sustainability

New technology helps old container ships save energy

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.

Savannah harbor deal hinges on oxygen machines – SFGate

More difficulties getting ready for the Panama canal, this time in Savannah.  Not enough oxygen in the water.

http://www.sfgate.com/news/science/article/Savannah-harbor-deal-hinges-on-oxygen-machines-4568499.php

Conflicting Environmental Interests Give Railroads Gas Pains

So BNSF is moving to natgas to power trains.  But some think that natural gas engines generate more methane than diesel engines.  Experiments are underway at University of West Virginia to try to establish the facts.   Every move we make has consequences we may not understand completely.  Especially when the environment and sustainability are concerned.

Conflicting Environmental Interests Give Railroads Gas Pains | Chain of Thought.