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Earth Hour

Earth Hour
Earth Hour is an annual international event designed to raise awareness about global climate change. The campaign encourages governments, businesses, and private citizens to turn off all unnecessary lights for an hour in order to promote conservation of energy resources. They are hoping to get one billion participants from around the globe to create a proactive, rolling blackout to send a message to world leaders that global climate change matters to the world's citizens.

In 2012, Earth Hour will be held on Saturday, March 31, 8:30-9:30 p.m. local time, all over the world. Thoursands of towns across more than 100 countries plan to take part. Science NetLinks and Thinkfinity offer these resources to help explore the ideas of light pollution, energy conservation, and global climate change in your classroom and beyond.
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Lessons

  • Just Turn It Off

    Just Turn It Off

    K-2  |  Hands-On
    In this lesson, students will probe the problem of what happens to a battery-operated flashlight when it is not turned off.
  • Energy Sources and Use

    Energy Sources and Use

    3-5  |  Hands-On
    In this lesson, students distinguish between renewable and nonrenewable sources of energy while comparing the benefits and drawbacks of each.
  • Power Up!

    Power Up!

    3-5  |  Interactive
    In this lesson, students compare and contrast different energy sources and the trade-offs of using them.
  • Energy for You

    Energy for You

    6-8  
    In this lesson, students will learn about the sources of the energy that supply their community.
  • Too Bright at Night?

    Too Bright at Night?

    6-8  
    In this lesson, students will consider the negative consequences of nighttime lighting, enabled by the invention of electric lights at the close of the 19th Century.
  • Green Roof Design

    Green Roof Design

    9-12  
    In this student-centered learning model, students work collaboratively in small teams to design a heat- and water-conserving “green roof” of plant material for an urban apartment building.

Tools

  • Power Up!

    Power Up!

    3-8  |  Interactive
    This interactive challenges students to think about the positive and negative consequences of various types of power.
  • Kilo-What?

    Kilo-What?

    3-8  |  Interactive
    This resource provides an introduction to electricity and power plants.
  • AC/DC What’s the Difference?

    AC/DC What’s the Difference?

    6-12  |  Website
    This resource from PBS takes a look at the differences between alternating currents (AC) and direct currents (DC).
  • Tech Topics: Electricity

    Tech Topics: Electricity

    6-12  |  Interactive
    This site provides an introduction to electricity as well as a discussion about how electricity is converted into heat energy, light energy, and motion energy.
  • Your Carbon Diet

    Your Carbon Diet

    6-12  |  Interactive
    This interactive allows students to learn about how we use different energy sources and how it affects not only our environment but also our budget.
  • Going Green: An Earth Day Bibliography

    Going Green: An Earth Day Bibliography

    K-12  |  Teaching Aid
    SB&F has put together a list of our top environmental books to help the consumer make informed, eco-friendly choices and to encourage children to take an active role in saving the environment.

Science Updates

  • Night Lights

    Night Lights

    6-12  |  Audio
    In this Science Update, hear why bright nighttime lights could also be bad for women's health.
  • Talking Lights

    Talking Lights

    6-12  |  Audio
    Fluorescent lights could be used for more than illumination if their flickering patterns turned into code.
  • Solar Power from Moon

    Solar Power from Moon

    6-12  |  Audio
    Solar power is clean, abundant, and becoming cheaper and more efficient all the time. Unfortunately, however, the sun isn't always there when you need it—like when it's cloudy, or it's raining, or it's nighttime. In this Science Update, you'll hear about an ambitious plan to get around that problem.
  • Electricity from Sewage

    Electricity from Sewage

    6-12  |  Audio
    In this Science Update we learn how researchers are using leftover material—wastewater—as a way to generate electricity.
  • Killer Windows

    Killer Windows

    6-12  |  Audio
    Keeping windows dark might help prevent birds flying into them.

AAAS Resources

AAAS Climate Change Resources
Grade Band: 6-12
Description: AAAS is one of the scientific leaders on the issue of global climate change. Background materials on AAAS efforts related to climate change and links to relevant resources are provided here.


Other Resources

Earth Hour
Grade Band: 3-12
Description: Earth Hour is an international campaign to affect the global policy on climate change. It will culminate in a worldwide campaign to turn off excess lights on March 28, 2009, 8:30-9:30 p.m. local time.

World Wildlife Fund
Grade Band: K-12
Description: The World Wildlife Fund is an international organization devoted to conservation efforts. It is one of the key sponsors of Earth Hour, and this site offers games and activities to put students into a mindset to think about conservation.


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