4-5%
20% of the worlds power is generated by nuclear power
The commercial use of nuclear power began in the 1950's
Approximately 6% of the world's energy comes from nuclear power, with about 14% of the world's electricity coming from nuclear power. The US, France, and Japan, combined, account for about 50% of the world's use of nuclear power for the generation of electricity. For more information, please see the Related Link below.
About 15 percent - see Wikipedia 'Nuclear power in Canada'
About 19 percent
Currently, there are no nuclear power plants that use nuclear fusion for commercial energy production. Fusion has not yet been achieved at a sustained, commercial scale for power generation. Most nuclear power plants currently use nuclear fission.
Some people do not agree with Japan building and using nuclear power plants because twenty percent of the worlds earthquakes occur in Japan which causes dangers for the people living in Japan.
The world's 70% of the energy comes from coal or fossil fuel based power, most of the countries currently use Nuclear as their leading power supply, one such example is France which produces 90% of its energy from Nuclear fuel
About 15 percent of the energy produced in Canada is derived from nuclear power plants. In contrast, about 61 percent of the energy produced in Canada is derived from hydroelectric power plants.
About 20 percent, or a little less
EBR-1 in Idaho
The first commercial nuclear power plant in the US was built in 1957 in Shippingport, Pennsylvania. The first commercial nuclear power plant in the world was built in 1956 in Calder Hill, UK.