-Caveat Lector-
Amazing,
I have not read about it here in NZ LOL
Peter
We are about to go on a Journey. All Aboard
http://sites.netscape.net/gsussnzl/homepage
----- Original Message -----
From: Das GOAT <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Friday, September 10, 1999 9:30 PM
Subject: [CTRL] Nozone: UV Radiation Levels Up 12%
> -Caveat Lector-
>
> UV Rays in New Zealand Seen Rising
>
> By PAUL RECER
> .c The Associated Press
>
>
> WASHINGTON (AP) - A decades-long study has confirmed that sunburn-causing
> ultraviolet radiation in New Zealand has increased by about 12 percent in
the
> last 20 years, probably as the result of a thinning ozone layer in the
> atmosphere.
>
> The study, to be published Friday in the journal Science, measured the
midday
> level of ultraviolet radiation at Lauder, New Zealand from 1979 to last
> summer and found a steady increase in the UV rays.
>
> On several occasions last summer, the study found, the UV index in Lauder
> exceeded 12.5. A UV index level of 10 or more is considered to be very
high
> by the Environmental Protection Agency.
>
> Ultraviolet radiation has been measured at a number of places around the
> Earth over the last few years because of concern about the thinning ozone
> layer. The erosion of ozone has been blamed on the decades-long use of
> industrial gases, such as propellants in hair spray and some refrigerants,
> that destroy the natural atmospheric gas. Use of the ozone-destroying
> chemicals has been phased out or curtailed under an international
agreement,
> but the effects are expected to last well into the next century.
>
> Ozone is a natural gas in the atmosphere that blocks some of the
ultraviolet
> radiation from the sun. When ozone is thinned, more UV reaches the Earth.
> Ultraviolet-B radiation is a primary cause of sunburn and some forms of
skin
> cancer. High levels of UV-B are thought to harm some plants and animals.
>
> Some experts have estimated that a 1 percent reduction in ozone can lead
to a
> 3 percent increase in some types of skin cancer.
>
> UV radiation measurements in New Zealand and other sites in the far South
> Pacific are of particular interest because they are thought to be
influenced
> by the ozone hole that develops each spring over the South Pole. A thinner
> ozone layer in the southern hemisphere is thought possibly to be a factor
in
> the high rates of skin cancer in New Zealand.
>
> The study by Richard McKenzie, Brian Connor and Greg Bodeker of the
National
> Institute of Water and Atmospheric Research in New Zealand shows a strong
> connection between a decrease in ozone and an increase in UV radiation,
> experts said.
>
> William J. Randel of the National Center for Atmospheric Research in
Boulder,
> Colo., said there has been about a 10 percent thinning in the
stratospheric
> ozone over the last 30 years, but scientists have had problems in
connecting
> that with actual, dependable measurements of UV radiation increases at the
> ground level. He said weather and other conditions make the measurements
> difficult.
>
> The work by McKenzie and his group, said Randel, gives powerful support
for
> the estimates of how ozone thinning affects the increase in UV. The study
is
> important, said Randel, because it gives reliable information for a long
> period of time and boosts scientific confidence in the theory that links
> ozone loss to UV increases.
>
> ``This is a significant study. It shows there is a good agreement between
the
> calculated UV and the observed UV,'' said Randel and helps to validate the
> ozone-UV models.
>
> Ozone-killing gases in the atmosphere have leveled out in recent years, he
> said, but it will take decades before the effects of the manmade chemicals
> disappear altogether.
>
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> ==========
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>
DECLARATION & DISCLAIMER
==========
CTRL is a discussion and informational exchange list. Proselyzting propagandic
screeds are not allowed. Substance—not soapboxing! These are sordid matters
and 'conspiracy theory', with its many half-truths, misdirections and outright
frauds is used politically by different groups with major and minor effects
spread throughout the spectrum of time and thought. That being said, CTRL
gives no endorsement to the validity of posts, and always suggests to readers;
be wary of what you read. CTRL gives no credeence to Holocaust denial and
nazi's need not apply.
Let us please be civil and as always, Caveat Lector.
========================================================================
Archives Available at:
http://home.ease.lsoft.com/archives/CTRL.html
http:[EMAIL PROTECTED]/
========================================================================
To subscribe to Conspiracy Theory Research List[CTRL] send email:
SUBSCRIBE CTRL [to:] [EMAIL PROTECTED]
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Om
