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Published byJunior Walker Modified over 9 years ago
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Energy, Fossil Fuels, and the Carbon Cycle Module 2: Greenhouse Gases
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What You Will Learn You will learn how energy is released from fossil fuels. You will learn about the carbon cycle. You will learn how the burning of fossil fuels impacts the environment. You will investigate ways to reduce carbon dioxide emissions.
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Source: IPCC. Unit: billions of tons of carbon
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The Carbon Cycle Source: NOAA
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Carbon Dioxide Levels
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Carbon Dioxide Levels at the Mauna Loa Observatory Source: Mauna Loa Observatory
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History of Energy U.S. Use Source: EIA Changes in fossil fuel (petroleum, natural gas, coal) use over time Increase trends in petroleum usage
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