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| Naturally Clean |
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| Recycle Bottles and Cans Only |
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| Eco-friendly |
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| Wind Turbines |
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| Recycle |
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| Recycling Symbols |
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| Environmental Bag |
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| Pure Energy |
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| Car Pool Painted on Parking Lot |
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| Plant a Tree |
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| Recycle Bottles and Cans |
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| Green Living |
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| Recycle Cans, Plastic Bottles, Glass Only |
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| Wind Farm |
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| Think Green |
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| Decrease Your Driving |
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| Recycle Glass |
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| Go Green |
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| Clean Air |
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| Recycle Aluminum Cans |
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| Recycling Sign |
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| Solar Energy |
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| Reduce - Reuse - Recycle |
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| Happy Earth |
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| Recycle Plastic Bottles |