[sotd] September 13, 2004 [Why Leaves Change Color]
- From: "The Site of the Day" <sotd@xxxxxxxxxxxxxx>
- To: sotd@xxxxxxxxxxxxx
- Date: Mon, 13 Sep 2004 09:34:43 -0300
Site of the Day for Monday, September 13, 2004
Why Leaves Change Color
Today's web page, provided by the U.S Department of Agriculture's Forest
Service -- St. Paul Field Office, presents a nicely done explanation of the
glorious spectacle of fall leaf color. Gentle Subscribers will find this
single page offers a helpful introduction to the topic.
"How does autumn color happen? ... For years, scientists have worked to
understand the changes that happen to trees and shrubs in the autumn.
Although we don't know all the details, we do know enough to explain the
basics and help you to enjoy more fully Nature's multicolored autumn
farewell. Three factors influence autumn leaf color ... " - from the
website
The web page answers those perennial queries such as what triggers leaf
fall, does weather affect leaf color, what does this do for trees and that
persistently nagging question -- what happens to all those fallen leaves?
The accompanying photos of magnificent autumn foliage provide inspiration
to experience this remarkable display first-hand.
Waft to the web page for a gentle look at the science behind the colorful
days of autumn at:
http://www.na.fs.fed.us/spfo/pubs/misc/leaves/leaves.htm
If the above URL wraps in your e-mail client, enter it all on one line in
your browser or use this TinyURL:
http://tinyurl.com/5ruj3
A.M. Holm
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