> It's irradiance, not radiance.
Radiance is a physics term David, don't apologize you couldn't possibly know.
Michel
----- Original Message -----
From: "David Thomson" <[EMAIL PROTECTED]>
To: <vortex-l@eskimo.com>
Sent: Monday, February 05, 2007 11:14 PM
Subject: RE: [Vo]: Re:[VO]: Fw:{Bob Parks...Feb.2
> Hi Robin,
>
>> An increase in Solar radiance may very well be partially to blame,
>
> It's irradiance, not radiance.
>
>> however I fail to see what that has to do with sun spots. Furthermore sun
>> spots follow an approximately 11-12 year cycle, and I don't see global
>> warming doing the same.
>
> You would have to look further than a single 11 year cycle. Sunspots ceased
> to exist for about 100 years around the 1500s. The intensity of the cycles
> have been increasing in the last 50 years or so. Similarly, global warming
> has been taking place for the past 10,000 years, although the alarmists are
> particularly concerned about the past 150 years, not the past 11 years.
>
> Dave
>
