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Climate Change & Energy

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.

R

Radiation

Energy given off by matter in the form of tiny fast-moving particles (alpha particles, beta particles, and neutrons), or pulsating electromagnetic rays or waves (gamma rays) emitted from the nuclei of unstable radioactive atoms.