Investi-gator (Northern Research Station)

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Investi-gator is a sister publication to Natural Inquirer serving students in grades 4 or higher. The Northern Research Station Investi-gator includes research done by scientists in the Northern United States. Learn about leaf color change, how ozone affects tree growth, and soil activity in winter.

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Additional Resources for this Issue:

• Web Resources

  For more information visit https://www.naturalinquirer.org/Weblinks-for-NRS-Investi-gator-v-111.html

• Are You Red-dy to Change? Learning What Things Affect Leaf Color Change
• No Littering O-Zone: How Rising Ozone Levels Affect Tree Growth
• Out of the Penalty Box: Protecting the Environment through Policies
• Snowed In? A Closer Look at Soil Activity in the Wintertime