[LMB] CO2 - Re: Butter Bugs! Well, almost.... OT:

Mark Allums mark at allums.com
Fri Jun 27 02:02:37 BST 2008

Greg Hennessy wrote:
> On Thu, Jun 26, 2008 at 2:53 PM, Mark Allums <mark at allums.com> wrote:
>> There is something that a lot of people overlook.  CO2 is not really a
>> greenhouse gas, Al Gore notwithstanding.  The main greenhouse gas is
>> water vapor, with methane running a distant second.
> What does it mean to be "not really" a greenhouse gas?
> Does it mean you argue it isn't, but when challenged
> you concede it is one?

I have read, and I believe, and I will look up a reference if necessary, 
that CO2 is responsible for about 2% of warming, and water vapor, about 
95%.  Methane, fluorocarbons, and other things, the other 3%.

Mark Allums

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