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.
Category Archives: Alternatives to Oil
Based on the sound of the name renewable, a person might think that using only “renewable” energy is ideal–something we should all strive to use exclusively. But there are lots of energy sources that might be called “renewable,” and lots … Continue reading
A friend asked me to put together a presentation on our energy predicament. I am not certain all of the charts in this post will go into it, but I thought others might be interested in a not-so-difficult version of … Continue reading
A primary reason why coal consumption is rising is because of increased international trade, starting when the World Trade Organization was formed in 1995, and greatly ramping up when China was added in December 2001. Figure 1 shows world fossil … Continue reading
We keep hearing about the many benefits of natural gas–how burning it releases less CO2 than oil or coal, and how it burns with few impurities, so does not have the pollution problems of coal. We also hear about the … Continue reading
The tie between energy supply, population, and the economy goes back to the hunter-gatherer period. Hunter-gatherers managed to multiply their population at least 4-fold, and perhaps by as much as 25-fold, by using energy techniques which allowed them to expand … Continue reading