Nuclear energy policy conversations typically focus on technology, cost, and climate benefits, but they rarely address how reactor deployments and fuel production decisions can increase or decrease the risk of nuclear weapons proliferation. This oversight represents a significant gap in how the U.S. approaches the expanding nuclear renaissance, particularly as interest in small modular reactors (SMRs) grows. The intersection of energy policy and non-proliferation remains largely absent from mainstream discussions, even though the two fields are deeply interconnected.

Why Are Energy Experts and Non-Proliferation Specialists Operating in Separate Worlds?

Energy policy conversations typically focus on three main considerations: available technology, financial risks and benefits, and policies that enable sector growth. What's rarely discussed is how decisions about nuclear exports, fuel production agreements, and reactor deployment can increase or decrease the risk of weapons proliferation and terrorism. This gap exists because energy experts, climate advocates, and technology leaders operate in separate professional spheres from non-proliferation specialists.

Decarbonization advocates see nuclear energy as a necessary tool for moving away from fossil fuels, while environmentalists focus on radioactive waste and accident risks. Neither group routinely considers how the same technologies and policies that address climate change could inadvertently enable the creation of nuclear weapons. The result is a fragmented policy landscape where security considerations arrive late, if at all.

"In class, I had previously learned about different considerations for our energy future: what technologies are available, the financial risks and benefits involved, and which policies can help enable growth in different sectors at home and abroad. Over this summer, I've had the opportunity to research and write about nuclear power, and how different considerations for nuclear exports and fuel production can increase or decrease risk for non-proliferation and terrorism," explained Lyle Seeligson, a graduate student who interned at the Center for Arms Control and Non-Proliferation.

Lyle Seeligson, Graduate Student, Center for Arms Control and Non-Proliferation

What Policy Areas Overlap With Nuclear Energy Decisions?

Nuclear energy policy doesn't exist in isolation. The field overlaps with numerous other critical areas that deserve attention when evaluating new reactor deployments and fuel cycle decisions. Understanding these connections is essential for policymakers who want to avoid unintended security consequences:

• National Security and Diplomacy: How reactor sales and fuel agreements affect geopolitical relationships and U.S. strategic interests abroad.
• International Trade and Export Controls: Whether current frameworks adequately prevent sensitive nuclear technology from reaching actors with weapons ambitions.
• Federal Research Funding: Which institutions receive government support for nuclear development and what safeguards accompany that funding.
• Science Communications: How the public understands nuclear technology's dual-use potential and the trade-offs between energy benefits and security risks.
• Climate Change Policy: Whether the urgency to decarbonize creates pressure to fast-track reactor deployments without adequate security vetting.

This interconnected landscape means that decisions to expand nuclear fuel production partnerships with allied nations, or to accelerate reactor deployments, carry implications far beyond energy supply. Each choice either reduces or increases the risk that nuclear materials or expertise could be diverted toward weapons development.

How Can Policymakers Integrate Non-Proliferation Into Energy Planning?

Bridging this gap requires deliberate structural changes to how energy policy is developed and evaluated. Rather than treating non-proliferation as a separate regulatory hurdle, it should be woven into the foundational questions asked about any new nuclear project. The following steps can help ensure that security considerations are part of the conversation from the beginning:

• Upfront Assessment: Before approving a reactor deployment or fuel cycle expansion, ask whether the technology, policy, or agreement could enable the creation of nuclear weapons or increase terrorism risks.
• Cross-Disciplinary Review: Ensure that energy policy teams include or consult with non-proliferation experts, not just engineers and economists.
• International Coordination: When exporting reactor technology or signing fuel agreements, coordinate with allies and international bodies to establish consistent security standards.
• Transparent Trade-Off Analysis: Publicly acknowledge the security costs and benefits of different energy pathways, rather than treating proliferation concerns as afterthoughts.

The urgency of climate change and energy demand makes it tempting to prioritize speed over security. But history shows that shortcuts in nuclear governance can have decades-long consequences. The question facing policymakers today is whether the nuclear renaissance will be shaped by a comprehensive understanding of its risks, or whether the same oversight gaps that have complicated nuclear policy for decades will simply be replicated at scale.

For those entering the field, the realization that nuclear weapons remain an ever-present threat in the twenty-first century, not merely a historical concern, should reshape how we approach every decision about nuclear technology's future. The conversation about nuclear energy's expansion is just beginning. Whether it includes serious consideration of proliferation risks will determine whether this energy solution strengthens or undermines global security.