Annual electricity generation by source
and demand, terawatt hours
Fossil fuels
Nuclear
Renewables
Total demand
400 terawatt hours
300
200
100
0
1920
1940
1960
1980
2000
2020
Annual electricity generation by source and demand, terawatt hours
Fossil fuels
Nuclear
Renewables
Total demand
400 terawatt hours
300
200
100
0
1920
1940
1960
1980
2000
2020