Environment

FSI scholars approach their research on the environment from regulatory, economic and societal angles. The Center on Food Security and the Environment weighs the connection between climate change and agriculture; the impact of biofuel expansion on land and food supply; how to increase crop yields without expanding agricultural lands; and the trends in aquaculture. FSE’s research spans the globe – from the potential of smallholder irrigation to reduce hunger and improve development in sub-Saharan Africa to the devastation of drought on Iowa farms. David Lobell, a senior fellow at FSI and a recipient of a MacArthur “genius” grant, has looked at the impacts of increasing wheat and corn crops in Africa, South Asia, Mexico and the United States; and has studied the effects of extreme heat on the world’s staple crops.

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Thousands of tons of highly radioactive spent fuel are in temporary storage in 35 states, with no permanent solution being discussed. International experts led by Stanford show how to end this status quo.

Rod Ewing led a three-year study recommending changes to the U.S. nuclear waste management program. (Image credit: Courtesy CISAC)

 

The U.S. government has worked for decades and spent tens of billions of dollars in search of a permanent resting place for the nation’s nuclear waste. Some 80,000 tons of highly radioactive spent fuel from commercial nuclear power plants and millions of gallons of high-level nuclear waste from defense programs are stored in pools, dry casks and large tanks at more than 75 sites throughout the country.

A Stanford University-led study recommends that the United States reset its nuclear waste program by moving responsibility for commercially generated, used nuclear fuel away from the federal government and into the hands of an independent, nonprofit, utility-owned and -funded nuclear waste management organization.

“No single group, institution or governmental organization is incentivized to find a solution,” said Rod Ewing, co-director of Stanford’s Center for International Security and Cooperation and a professor of geological sciences.

The three-year study, led by Ewing, makes a series of recommendations focused on the back-end of the nuclear fuel cycle. The reportReset of America’s Nuclear Waste Management Strategy and Policy, was released today.

A tightening knot

Over the past four decades, the U.S. nuclear waste program has suffered from continuing changes to the original Nuclear Waste Policy Act, a slow-to-develop and changing regulatory framework. Erratic funding, significant changes in policy with changing administrations, conflicting policies from Congress and the executive branch and – most important – inadequate public engagement have also blocked any progress.

“The U.S. program is in an ever-tightening Gordian knot – the strands of which are technical, logistical, regulatory, legal, financial, social and political – all caught in a web of agreements with states and communities, regulations, court rulings and the congressional budgetary process,” the report says.

The project’s steering committee sought to untangle these technical, administrative and public barriers so that critical issues could be identified and overcome. They held five open meetings with some 75 internationally recognized experts, government officials, leaders of nongovernmental organizations, affected citizens and Stanford scholars as speakers.

After describing the Sisyphean history of the U.S. nuclear waste management and disposal program, the report makes recommendations all focused around a final goal: long-term disposal of highly radioactive waste in a mined, geologic repository.

“Most importantly, the United States has taken its eyes off the prize, that is, disposal of highly radioactive nuclear waste in a deep-mined geologic repository,” said Allison Macfarlane, a member of the steering committee and a professor of public policy and international affairs at George Washington University. “Spent nuclear fuel stored above ground – either in pools or dry casks – is not a solution. These facilities will eventually degrade. And, if not monitored and cared for, they will contaminate our environment.”

Not a new idea abroad

The new, independent, utility-owned organization would control spent fuel from the time it is removed from reactors until its final disposal in a geologic repository. This is not a new idea. Finland, Sweden, Switzerland and Canada all have adopted a similar approach – and their nuclear waste management programs are moving forward. Finland expects to receive its first spent fuel at its geologic repository on the island of Olkiluoto in the mid-2020s.

“Initially, I was skeptical about placing utilities with nuclear power plants in control of the spent fuel from commercial reactors,” said Ewing. “But as we discussed the advantages of this cradle-to-grave approach, I was persuaded, particularly because this is the approach taken by other successful programs.”

Essential to the success of a new organization would be access to the Nuclear Waste Fund. Reassigning responsibility to a new organization – whether controlled by the federal government or nuclear utilities – would require an act of Congress. The report recommends that the Nuclear Waste Fund, more than $40 billion, be transferred to the new organization over several decades. If the new organization successfully develops a geologic repository, this repository could also be used for highly radioactive defense waste.

“The status quo is a big liability for the future of nuclear power, an established source of carbon-free electricity,” said Sally Benson, co-director of Stanford’s Precourt Institute for Energy and a member of the report’s steering committee. “These recommendations will, I hope, break the gridlock in Washington and prompt concrete action to solve this problem.”

To read all stories about Stanford science, subscribe to the biweekly Stanford Science Digest.

Benson is also a professor of energy resources engineering. She and Ewing are members of Stanford’s School of Earth, Energy & Environmental Sciences.

The Reset of America’s Nuclear Waste Management project was funded by the Precourt Institute for Energy, the Freeman Spogli Institute for International Studies and the Center for International Security and Cooperation. The meetings at George Washington University were supported by the John D. & Catherine T. MacArthur Foundation.

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Abstract: This commentary reviews and discusses HBO’s new documentary, Atomic Homefront, which shows how communities are still struggling to live with radiation from radioactive waste generated more than 70 years ago during the race to build the atomic bomb—part of a secret government effort during World War II known as the Manhattan Project.

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Bulletin of the Atomic Scientists
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François Diaz-Maurin
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Abstract: The failure of experts and lay people to understand each other has been fueling conflict around the environmental clean-up of the many sites in the United States that are contaminated by the nuclear weapons program. This mutual distrust was exacerbated by the culture of secrecy surrounding the atomic weapons program during World War II, and later by the innate culture of bureaucracy in the federal agencies that have sprung up since then. A prime example of this problem can be found in the regulation of chronic long-term risk from low-level radiation exposure affecting communities in Missouri’s North St. Louis County. This case study illuminates this divide, and illustrates opportunities to close it.

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Bulletin of the Atomic Scientists
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François Diaz-Maurin
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Abstract: We present a new perspective on geological disposal systems for nuclear waste. Geological disposal systems encompass all the processes required for the permanent isolation of highly-radioactive materials from humans and the biosphere. Radioactive materials requiring geological disposal are created by commercial nuclear power plants, research reactors, and defense-related nuclear activities, such as spent nuclear fuel from commercial reactors and high-level waste from reprocessing to reclaim fissile material for weapons. We show that disposal systems are so complex that new methods of representation are required. Despite the common call for a systems approach, a broader perspective is needed to obtain an integrated view of disposal systems. We introduce a conceptual formalism of geological disposal systems based on a multi-scale integrated analysis approach. This ‘metabolic’ representation allows one to account for the technical complexity of disposal systems in relation to their broader societal context. Although the paper is conceptual, the integrated formalism can improve the understanding of the complexity of disposal systems and their policy requirements by connecting technical solutions with societal constraints. However, the paper also reveals the limits to efforts to integrate technical and social dimensions of geological disposal systems into a single formalism.

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Sustainability
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François Diaz-Maurin
Rodney C. Ewing
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Abstrac: The failure of experts and lay people to understand each other has been fueling conflict around the environmental clean-up of the many sites in the United States that are contaminated by the nuclear weapons program. This mutual distrust was exacerbated by the culture of secrecy surrounding the atomic weapons program during World War II, and later by the innate culture of bureaucracy in the federal agencies that have sprung up since then. A prime example of this problem can be found in the regulation of chronic long-term risk from low-level radiation exposure affecting communities in Missouri’s North St. Louis County. This case study illuminates this divide, and illustrates opportunities to close it.

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Bulletin of the Atomic Scientists
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François Diaz-Maurin
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What can the past teach us about the future of the global weather enterprise? On October 12th, William J. Perry Fellow Paul Edwards discussed vital points in the history of weather forecasting and climate science at the Global Weather Enterprise Conference in Amsterdam.


The Global Weather Enterprise Conference brought together representatives of the UN World Meteorological Organization, national weather services, academic meteorologists, and private sector groups to identify business and operating models for data generation, supply, and sharing that would ensure the sustainability and progression of the global data network.

Edwards’ keynote address, “Meteorology as an Information Infrastructure: Lessons from History,” followed on data transmission processes throughout the 20th century and introduced the opportunities and risks as analysis moves from added-value data products to infrastructure provision.

View slides from the talk here: https://library.wmo.int/doc_num.php?explnum_id=537

 
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Like a lot of people, Colin Kahl long thought of Washington, D.C. as the place to be when it comes to matters of international security. Today, Kahl, who served as national security adviser to former Vice President Joseph Biden, has a different opinion.

"A lot of the most cutting-edge policy questions and international security challenges of this century are, in a strange way, west coast issues," said Kahl, who took over as co-director of social sciences for Stanford's Center for International Security and Cooperation (CISAC) in early September. He points to the role of technology in reshaping the global balance of power, the increasing importance of the Asia-Pacific region to the U.S. economy and security, and the country's changing demographics.

Kahl is one of three new directors at research centers run by The Freeman Spogli Institute for International Studies (FSI). Also in September, Anna Grzymala-Busse took over as director of The Europe Center (TEC) and David Lobell became the Gloria and Richard Kushel Director of the Center on Food Security and the Environment (FSE).

In separate interviews, the incoming directors outlined goals that differed in substance, but had similar objectives: to focus on issues that have historically been important to their centers while advancing work on new and emerging challenges. All three also talked about further leveraging Stanford's interdisciplinary approach to education and research.

"The centers within FSI all address research and policy challenges that are constantly changing," said Lobell, a professor of earth system science who joined FSE in 2008, three years after it was formed. "As part of FSI, we have unique opportunities to better understand the interplay of our specific area within the broader context of international security."

Michael McFaul, FSI's director, said the new leaders take over at an exciting time for their respective centers — and for FSI.

"Coming into a new academic year, I am excited about the tremendous momentum within FSI and its six research centers," said McFaul, who is also the Ken Olivier and Angela Nomellini Professor of International Studies. "Our ability to generate interdisciplinary, policy-oriented research, to teach and train tomorrow's leaders, and to engage policymakers has never been stronger."

Big Data & Food

As FSE's director and a researcher himself, Lobell says he's excited about the potential for technology to solve longstanding questions surrounding food security and world hunger. Satellite imagery of small-scale farming around the globe, for instance, is rapidly advancing efforts to improve crop productivity. "Historically it's been really hard to get good data," said Lobell, whose recent projects include using machine learning to identify poverty zones in rural Africa and map yields of smallholder farms in Kenya. 

"The measurement possibilities from new and different data technologies are going to be really important going forward," said Lobell, who is also looking to add expertise in water management and micronutrients, either by funding new graduate fellowships or hiring new faculty.

Europe and Beyond

For her part, Grzymala-Busse's primary goals at The Europe Center are to develop its international intellectual networks and strengthen its long-term institutional footing. "I am excited to build on our existing strengths and bring together even more historians, anthropologists, economists, and sociologists," said Grzymala-Busse, who joined Stanford faculty in 2016 and teaches political science and international studies. "Europe is ground zero for a lot of what's happening in the world, whether the rise of populism or the economic crises, and you can’t understand these developments without understanding the history, cultures, and economics of the region."

A Third Nuclear Revolution

For CISAC, international security is no longer just about nuclear security, says Kahl, who is one of two co-directors at the center; Rodney Ewing serves as the center's co-director of science and engineering, while Kahl oversees the social sciences.

Kahl says that nuclear weapons will remain a key focus for the center as North Korea, Iran, Russia, and China move to build or modernize arsenals. But, the center will also look at emerging technologies that are becoming serious threats. He cites as examples the rapid rise of cyberattacks, pandemics and biological weapons, and artificial intelligence and machine learning.

"My plan is to ensure that Stanford continues to play a profound leadership role in the most critical security issues facing the world today," said Kahl, who came to Stanford last year as the inaugural Steven C. Házy Senior Fellow, an endowed faculty chair at FSI.

Said McFaul, "We welcome three remarkable individuals with the skills and vision to guide their respective centers into the future."

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chantell_murphy.jpg PhD

Chantell Murphy is a Program Manager and Technical Specialist at the Y-12 National Security Complex, where she works at the intersection of nuclear technology and nonproliferation. Her work examines the responsible integration of artificial intelligence into sensitive fields such as nuclear safeguards, with an emphasis on ethics, transparency, and governance. She has contributed to international discussions at the International Atomic Energy Agency (IAEA), influencing long-term objectives for the ethical adoption of AI in safeguards. In addition, Chantell founded Atomsphere, a community engagement lab designed to foster public dialogue on the societal impacts of emerging technologies.

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maxime_polleri_hr.jpeg PhD

Maxime Polleri is an Assistant Professor in the Department of Anthropology at Université Laval and a member of the Graduate School of International Studies. As an anthropologist of technoscience, he studies the governance of disasters, waste and misinformation, with a primary focus on nuclear topics and a regional expertise on Japan.

Dr. Polleri is the author of “Radioactive Governance: The Politics of Revitalization in Post-Fukushima Japan” (New York University Press, 2026), which examines the aftermath of the 2011 Fukushima nuclear disaster.

Dr. Polleri has also critically studied the search for an informed and willing host regarding the disposal of Canada’s high-level radioactive waste in a deep geological repository situated in the province of Ontario. Similarly, he is interested in underscoring how temporal imaginaries influence the governance of spent nuclear fuel in Japan, as well as its burial for millennia.

Other areas of interests include an anthropological approach to misinformation and disinformation studies. An edited volume on this topic is currently under advance contract with Routledge.

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