On Jan 10, 3:52 pm, "William Connolley" <[email protected]> wrote: > 2009/1/10 Roger Coppock <[email protected]>: > > On Jan 10, 2:07 pm, "William Connolley" <[email protected]> wrote: > >> 2009/1/10 Roger Coppock <[email protected]>: > > >> > 2008 CO2 Level at 650,000-Year High > [ . . . ] > >> 2007 was a 649,999 year high. 2006 was a 649,998 > >> year high. 2005 was a... > > > Now you're being just plain silly. > > No, but I am making a point.
I see! Your point is that you have trouble understanding rounding and significant figures. > > not to mention that the EPICA core goes back > >> futher. And anyway we know its on a 40Myr high. > > > Would you have a cite for these data? > > Are they reliable and robust results, > > as certain as the 650,000-year claim? > > http://doi.pangaea.de/10.1594/PANGAEA.710901?format=html > That's one study back to ~800,000 years. To be conservative with one's claims, one needs confirmation. How do "we" know it's 40,000,000 years as certain as the 650,000 year claim? --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups Global Change ("globalchange") newsgroup. Global Change is a public, moderated venue for discussion of science, technology, economics and policy dimensions of global environmental change. Posts will be admitted to the list if and only if any moderator finds the submission to be constructive and/or interesting, on topic, and not gratuitously rude. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/globalchange -~----------~----~----~----~------~----~------~--~---
