NOVA> [NOVA Teachers] October 21, 2003
- From: Gleason Sackmann <gleason@xxxxxxxxxxxxxxx>
- To: K12Newsletters <k12newsletters@xxxxxxxxxxxxx>
- Date: Thu, 16 Oct 2003 07:51:36 -0500
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From: "NOVA" <owner-nova-teachers@xxxxxxxxxxxxxx>
To: NOVA Teachers <nova-teachers@xxxxxxxxxxxxxx>
Sent: Wed, 15 Oct 2003 13:26:31 -0400
Subject: [NOVA Teachers] October 21, 2003
Hello Educators,
In next week's repeat of "The Perfect Pearl," NOVA looks at the science of
pearl farming, follows the efforts of oyster farmers trying to cope with
growing problems of pollution and overcrowding, and considers the shifting
sands of dominance within the pearl industry. (Subjects covered: life
science, animals, ecology, oceanography, technology/engineering)
In the coming weeks:
Oct. 28 -- The Elegant Universe (2 hours)
http://www.pbs.org/nova/elegant/
Nov. 4 -- The Elegant Universe
http://www.pbs.org/nova/elegant/
Nov. 11 -- Wright Brothers' Flying Machine
http://www.pbs.org/nova/wright/
For a full listing of the fall season, visit
http://www.pbs.org/nova/teachers/schedule.html
Regards,
Karen Hartley
Teachers Editor
NOVA Web Site
http://www.pbs.org/nova/teachers/
E-mail: NOVA_Teachers@xxxxxxxx
* * * * * * * *
NOVA Presents "The Perfect Pearl" (R)
Broadcast: October 21, 2003
http://www.pbs.org/nova/pearl/
(NOVA usually airs Tuesday nights. Check your local listings.
This program has one-year off-air taping rights.)
What's Killing the Oysters?
What's to blame for the mysterious decline of the
Akoya oyster industry in Japan's Ago Bay?
Pollution? Overcrowding of the oysters? A virus?
This article outlines theories behind the oysters'
decline and summarizes some of the possible
solutions being offered. (Grades 6-8, 9-12)
Culture of Freshwater Pearls
While cultured saltwater pearls have always
been the industry mainstay, freshwater pearls
cultured from mussels are now making their mark.
In this book excerpt, learn about how freshwater
pearls are cultured, where the first freshwater
cultured pearls originated, and how China has
radically altered freshwater culturing.
(Grades 6-8, 9-12)
How Many Pearls?
Need to know how many pearls are in a treasure
chest but don't have time to count? Try
estimating in this interactive activity.
(Grades 3-5, 6-8)
History of Pearls
Find out the role the pearl has played in
history and the reverence for pearls that has
spread throughout the world in this book
excerpt. (Grades 6-8, 9-12)
Teacher's Guide
In this classroom activity, students look at
the intersections of science, technology, and
society when considering the impact of the
cultured pearl industry on Earth's ecology.
(Grades 6-8)
Program Transcript
The site includes a complete narration for
this program.
Plus Resources.
* * * * * * * *
Major funding for NOVA is provided by the Park Foundation, Sprint,
and Microsoft. Additional funding is provided by the Corporation for
Public Broadcasting and public television viewers.
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