100 quadrillion BTU
Renewables
Nuclear Electric
75
Petroleum
50
Fossil fuels
Natural Gas
25
Coal
0
2000
1950
1970
2010
2020
1960
1980
1990
100 quadrillion BTU
Renewables
12%
Nuclear Electric
9%
75
35%
Petroleum
50
Fossil fuels
34%
Natural Gas
25
Coal
10%
0
2000
1950
1970
2010
2020
1960
1980
1990
100 quadrillion BTU
Renewables
12%
Nuclear Electric
9%
75
Petroleum
35%
Fossil fuels account for 79% of US energy consumption
50
Natural Gas
34%
25
Coal
10%
0
2000
1950
1970
2010
2020
1960
1980
1990
100 quadrillion BTU
Renewables
12%
Nuclear Electric
9%
75
Petroleum
35%
50
Fossil fuels account for 79% of US energy consumption
Natural Gas
34%
25
Coal
10%
0
2000
1950
1970
2010
2020
1960
1980
1990
100 quadrillion BTU
Renewables
12%
Nuclear Electric
9%
75
Fossil fuels account for 79% of US energy consumption
Petroleum
35%
50
Natural Gas
34%
25
Coal
10%
0
2000
1950
1970
2010
2020
1960
1980
1990