The president has highlighted his climate actions as a way to spur domestic energy production and create blue-collar jobs, while nodding to environmental activists and tribal leaders.
Nuclear power companies rely on cheap enriched uranium made in Russia. That geopolitical dilemma is intensifying as climate change underscores the need for emissions-free energy.
Despite qualms in Washington, Saudi officials have pressed the United States to help them develop nuclear power. But they are also exploring other options, including China.
The Biden administration has imposed new sanctions on Tehran and expressed support for protesters, as the Iranian government aids Russia in the Ukraine war and continues nuclear enrichment.