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6 Cards in this Set
- Front
- Back
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Ice Age
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A period of glacial advance.
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Aerosol
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Solid particles or liquid drops in gas
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Sunspot
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Cooler regions on the surface of the sun.
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Greenhouse Gas
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Water vapor, carbon dioxide, and methane, absorb the heat leaving Earth's surface.
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Fossil Fuel
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Energy-rich substances formed from the remains of organisms.
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Global Warming
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This gradual increase in temperature of Earth's atmosphere.
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