p. 654 Earth Resources
Natural
Resources Conservation Service
At this U.S. Department of Agriculture site you can learn all
about the natural resources of the United States. Click on backyard
conservation to find out how you can use conservation practices to control
soil erosion, conserve water, and provide food and shelter for wildlife
in your own backyard. Click on wildlife habitat to find out what plants
attract both birds and butterflies. This site includes links to many
similar sites.
The
Viable Alternative: Sustainable Development
The Rocky Mountain Institute is an organization that explores
how communities use renewable and nonrenewable resources. At their site
you can read about sustainable development in the areas of energy, water,
transportation, and buildings and lands. Click on Energy to find out
more about solar energy, wind power, and photovoltaic cells.
Energy
Efficiency and Renewable Energy Network
Visit this U.S. Department of Energy site for information on
energy efficiency and renewable energy resources. Click on Bioenergy
to find out more about biomass resources, then go to biofuels. What
kind of fuel can be made with canola oil?
p. 667 Air Pollution
Air
Pollution Fact Sheet
This Environmental Health Center site is sponsored by the National
Safety Council. Visit this site for a comprehensive look at the major
air pollutants and how they affect living things. Scroll down to see
how you can reduce your own contribution to air pollution.
Indoor
Air Pollution
Although this Environmental Protection Agency site is intended
for health professionals, it provides a lot of information on specific
types of indoor air pollution. Scroll down and click on sick building
syndrome to find out what symptoms might indicate a sick building. What
can be done to remedy a building that is determined to be "sick"?
Clean
Air & Energy: Air Pollution
At this Natural Resources Defense Council site you can find
the answers to all your questions about air pollution. Scroll down and
click on particulate air pollution. What exactly is particulate matter?
Where do fine particles come from?
p. 673 The Three Gorges Dam Project
China’s Three Gorges Dam
Visit this site for a look at the history and controversy surrounding China’s Three Gorges Dam Project. View the video of the river where the dam is being built. After reading the article, participate in the online poll.
The
Three Gorges Dam Project
The natural history of the Yangtze River, scope and purpose
of the Three Gorges Dam Project, and environmental and economic effects
of the dam are given at this Westshore Community College, Michigan,
site. Scroll down and click on Human Rights Issues to find out more
about the safety of the dam.
The
World’s Largest Construction Project: The Three Gorges Dam
For more photographs of the project and additional information,
visit this site by the Center for Global Environmental Education, Hamline
University, St. Paul, Minnesota. What are the three reasons that China
is building such a huge dam? What are some of the reasons that those
against building such a dam give for their disagreement?
p. 678 The Colors of Glass
Glass
History
Visit this Corning Museum of Glass site to find out all about
glass and glassmaking. Click on Education Resources, then on more information.
Scroll down to core forming and click on colored glass. Scroll down
to how are all of those wonderful colors added to glass to find out
how different elements create different colors in glass. What color
does the addition of manganese to glass produce?
Colored Glass Chemistry
At this site, you can find out the answer to this question. Find out
what minerals added to molten glass produce the following colors: blue,
red, and green.
