Fwd: Fw: Mt. St. Helens at sunrise

Thought you guys would appreciate this picture!
Cathy

Begin forwarded message:

> From: "Steve" <sfcooper@sbcglobal.net>
> Date: Tue Apr 12, 2005  12:15:38 AM US/Central
> To: "Cathy Troop Carpenter" <cathy.c@insightbb.com>
> Subject: Fw: Mt. St. Helens at sunrise
>
>  
> ----- Original Message -----
> From: 4sooth
> To: 4sooth
> Sent: Monday, April 11, 2005 12:25 PM
> Subject: Mt. St. Helens at sunrise
>
> Mt. St. Helens, Washington, continues to spew ash, while it is forming
> a lava dome
> in the crater and still having minor tremors.  
>  
> In this sunrise shot, she appears to be blowing smoke rings (and
> anything so benign is welcomed, given recent history.)
>  
> What forms the "smoke rings" is the air flowing over the mountain
> getting pushed up higher as it goes up and over the top.  The moisture
> content and initial temperature are just right so that the
> moisture condenses from a vapor to small particles at the higher
> altitude.  When the moving air moves past the peak and comes down
> again, the particles evaporate back to an invisible vapor.  
> The two "pancakes" describe that there are two layers of air for which
> this is happening, thus making this awesome picture possible. 

[demime 1.01d removed an attachment of type image/jpeg which had a name of StHelens.jpg]

---------------------------------------------------------------------
To sign-off this list, send email to majordomo@hort.net with the
message text UNSUBSCRIBE GARDENCHAT
Other Mailing lists | Author Index | Date Index | Subject Index | Thread Index