Item of General Interest
See my page PDFs of Posts for a list of printable posts (without comments) since 2014. At the bottom of the Page, a list of PDFs of Presentations is also shown.
Tag Archives: soil fertility
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
We live in a finite world. At this point, we seem to be reaching limits in several different areas: Cheap oil. Our economy runs on cheap oil, but there is a limit to the amount of cheap oil that can … Continue reading