Going Green at School
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4.8 |
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Gold
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7.0 |
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Grasslands Inside Out
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6.1 |
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Green Energy
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4.9 |
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Green Gardening and Composting
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4.6 |
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Green Machines: Eco-friendly Rides
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Green Ways of Getting Around: Careers in Transportation
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7.9 |
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Growing and Eating Green: Careers in Farming, Producing, and Marketing Food
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8.5 |
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Gulf Oil Spill
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6.8 |
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Habitats and Wildlife in Danger
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7.3 |
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How Do Earthlings Look After Their Planet?
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How to Reduce your Carbon Footprint
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7.4 |
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How We Get Food
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How We Use Fossil Fuels
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How We Use Rocks and Minerals
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How We Use Water
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How We Use Wood
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Human Impacts on Earth Systems
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Hydroelectric Power: Power from Moving Water
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7.5 |
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Hydrogen: Running on Water
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7.8 |
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I Care About My Planet
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Insects in Danger
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5.6 |
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Islands Inside Out
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6.2 |
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Is our weather getting worse?
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5.1 |
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