In article zLiSf.622431$084.377630@attbi_s22,
"George" wrote:

Except that there is no indication that that is occurring. The fact is
that the Sahara and most other deserts (including those in the Southwestern
U.S.) are expanding.

For a snapshot of the desertification of the central U.S. now in
progress, see for example
http://www.greencarcongress.com/2006...g_ou.html#more