Economics and Energetics of farming 4 – Changing the way we farm and eat to get to Sustainable Agriculture (SA)   

An obvious, yet poignant question I used to ask my students to get them thinking – “What does the term Sustainable Agriculture imply about modern industrial agriculture?”  I am always amazed how so many people talk about sustainability but still practice unsustainability as something that is commonplace and acceptable.  As Read more…

Energy options

In the late 1970s I recall watching a BBC science show that showed at least four main different hydrogen fuel options. The researchers were all from the big engineering universities like MIT, CALTECH, and Oxford, so we’re not talking garage inventors. The different options were clearly discussed and demonstrated on Read more…