Experts have repeatedly said that the world has to stop burning fossil fuels if we want to avoid the worst consequences of the climate crisis.

The latest United Nations climate report reminded us just how soon that needs to happen. The U.S. should cut two-thirds of fossil fuels in the next decade.

When it comes to carbon-free energy, many people think of renewables like solar or wind. But there's also the nuclear option. Nuclear currently accounts for 20 percent of our electricity production, according to the Energy Information Administration.

We discuss where nuclear energy fits into a carbon-free future and how safe the nuclear power we already have is.

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