Item of General Interest
I will be speaking at a conference on oil limits at the UNED Center in Barbastro (Huesca, Spain) on October 9-10. I may not be available for comments very much for a few days, because of my travels.
Tag Archives: Joseph Tainter
This is a guest post by Ugo Bardi. This post previously appeared at his English language blog, Casandra’s Legacy. Joseph Tainter’s interpretation of the cause of the collapse of civilisations is that social structures generate negative returns when they become … Continue reading