Note: This article was first published in the November 2021 issue of Maritime Reporter and Engineering News. As naval architects and marine engineers we are familiar with the design spiral. While design is not truly a spiral, we use the concept to remind ourselves that all pieces of a ship design interact. The design spiral… Read more »
Mathematically, worldwide sustainable energy is a real possibility, but it will require a very significant change in thinking, attitudes, efforts, and financial commitments to accomplish. All over the world we are encountering experiments, trials, and even significant changes in human attitudes, but, so far, we cannot point at an integrated success story of societal change…. Read more »
When we talk about efficiencies it often becomes difficult to figure out who benefits from the efficiency. Airlines may be as efficient as they can be (spend the least amount on wages and fuel per passenger moved) but that does not mean that airline travel is efficient for the passengers. They may stand in long… Read more »