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CARBON DIOXIDE (CO2)
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GLOBAL WARMING
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AVERAGE
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NATURAL GAS
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RELEASE
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FOSSILS
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EARTH
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TRAP
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ATMOSPHERE
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COAL
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GROW
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ENERGY
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GREENHOUSE GASES
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PRODUCE
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SOURCE
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HEAT UP
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REMAINS
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PETROLEUM
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FOSSIL FUELS
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BURRY
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GREENHOUSE EFFECT
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KEEP
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CLIMATE
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PROTECT
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GREENHOUSE
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SURROUND
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LAYER
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FUEL
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BURN
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TEMPERATURE
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OIL
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