David Holmgren’s “Crash on Demand”

There has been a lot of reaction in recent days to David Holmgren’s recent reassessment of his Future Scenarios paper of 2007. In that paper, Holmgren describes four alternative scenarios, calling them Brown Tech, Green Tech, Earth Steward and Lifeboats.

Seven sustainable technologies

Seven technological suites that can be sustained on a very limited resource base, produce goods or services of value even under dark age conditions, and could contribute mightily to the process of rebuilding if they get through the next five centuries or so.