Expanding U.S. nuclear power — an energy source that many environmentalists and lawmakers oppose — could be the most reliable way to achieve a carbon-free electricity grid, according to experts.
Nuclear energy is considered a renewable energy source because it produces zero emissions through fission, the process of splitting uranium atoms, according to the Department of Energy. Currently, nuclear accounts for about 9% of total U.S. energy consumption, slightly less than all other renewable energy sources combined and coal, government data showed.
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