On Tue, 5 Nov 2002 22:43:01 -0600, you wrote: >I think the thing to take from the discussion of O2 increases being >dangerous should be that any rapid (geologically) changes in the composition >of the air are dangerous to species which have adapted to specific >conditions over long periods. CO2 is the immeadiate threat.
I think you've sort of missed a point. Increase in CO2 is not the only rapid geological change in air composition we have apparently experienced. Another is concomittant *decrease* in O2. Biofuel at Journey to Forever: http://journeytoforever.org/biofuel.html Biofuels list archives: http://archive.nnytech.net/ Please do NOT send Unsubscribe messages to the list address. To unsubscribe, send an email to: [EMAIL PROTECTED] Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
