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Global Trends Quiz

Grades: 3-12
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All of Earth's living things depend on healthy, life-sustaining ecosystems for their survival. But continued human population growth, combined with the planet's ...

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Accessibility: Textual, Visual

Permitted use: Stream Only

©2006 WGBH Educational Foundation. All Rights Reserved.

Benchmarks for Science Literacy
NSTA National Science Education Standards


NOVA: "World in the Balance"

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This interactive can be found on the NOVA: "World in Balance" website. Third party materials courtesy of Photodisc, Corbis Images, Paul Bankerd/CCP, Liz Gilbert/David and Lucile Packard Foundation, D. Hinrichsen/Photoshare, Todd Wendel, the Sierra Club and Reuters/China, and the U.N.

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