• Gives one answer. gives another and gives a different view, however 'volume' appears to not be an issue at all, just area. ;-)
  • I think in a geologic sense you can find this; but your question made me think in terms of life-forms. I have read there have been five mass extinctions in earths history, so each might be called volume-I, volume-II, and so on.

Copyright 2023, Wired Ivy, LLC

Answerbag | Terms of Service | Privacy Policy