People in what state emitted the most CO2 to generate electricity?

Grade level: 3rd – 4th grades

Skills: Bar graph 

Related environmental issues: Climate Change

The United States depend on fossil fuels (coal, natural gas, and petroleum) for electricity generation. When burned, fossil fuels emit carbon dioxide (CO2).  The bar graph below shows the five states that emitted the most carbon dioxide per person from the use of fossil fuels in the United States in 2015.

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  1. Which state emitted the most CO2 per person from burning fossil fuels?
  2. Because of dependence of fossil fuels, which state emitted more CO2 per person, North Dakota or Alaska ?
  3. How many states emitted more than 60 metric tons of CO2 per person by the use of fossil fuels?


Sources: U.S. Energy Information Administration, Energy-Related Carbon Dioxide Emission by State, 2000-2015 (Table 5) 


Answer keys

1. Wyoming

2. North Dakota

3. Two states