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Definitions
Below is a directory of terms used in the field of nuclear power. Most of the terms have been reproduced or adapted from the United States Nuclear Regulatory Commission (US NRC) and the World Nuclear Association (WNA).
Climate change is the greatest challenge facing the world today. Long-term development planning must now include measures to deal with it.
U
Uranium
Uranium is the basic fuel of nuclear energy. It is a radioactive element with two principal natural isotopes: uranium-235 (which comprises 0.7 per cent of natural uranium) and uranium-238 (99.3 per cent of natural uranium).
Uranium enrichment
See 'Enrichment'
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