Item of General Interest
Nov. 23. I put my two presentations from the first week of November up on the Presentations/Podcasts page.
I have a fair number of family activities going on at this time of year, so posts may temporarily be a little less frequent.
Tag Archives: EROEI
What do diminishing returns, energy return on energy invested (EROI or EROEI), and collapse have to do with each other? Let me start by explaining the connection between Diminishing Returns and Collapse. Diminishing Returns and Collapse We know that historically, … Continue reading
My major point when I gave my talk at the Fifth Biophysical Economics Conference at the University of Vermont was that our economy’s overall energy return on investment is already too low to maintain the economic system we are accustomed … Continue reading
In the United States, we have been working on scaling up wind energy but not getting very far. In 2010, wind energy supplied only 2.3% of electricity purchased. Such slow progress seems strange for a product that seems to have … Continue reading
I wrote a post last week called Steep oil decline or slow oil decline? Since writing it, I had some additional thoughts on the subject, on reasons to expect a steep decline rather than a slow decline. Furthermore, my article What’s behind … Continue reading