Lisbeth Gronlund

Physicist & co-director, Global Security

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Lisbeth Gronlund is a physicist and co-director of the Global Security Program. She is an expert on technical issues related to U.S. nuclear weapons policy, and new nuclear weapons, space weapons, and ballistic missile defenses. See Lisbeth's full bio. Lisbeth also blogs on All Things Nuclear.

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Lisbeth's Latest Posts

Five Years After Fukushima, U.S. Reactors Still Vulnerable

The more than 100 million people living within 50 miles of a U.S. reactor may—or may not—be safer than they were five years ago. They certainly aren’t as safe as they would be had the Nuclear Regulatory Commission followed more closely the recommendations of its own task force. Read more >

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The Obama Administration Decides to Terminate MOX Project—Finally!

The United States has around 50 metric tons of plutonium from nuclear weapons programs it wants to dispose of. Until last week, it was pursuing a plan to do so by using most of this excess plutonium to produce mixed-oxide (MOX) fuel for power reactors. Enough plutonium for thousands of nuclear weapons would be used to generate electricity. Sounds like a win-win situation, right?

Wrong. Read more >

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The Iran Nuclear Deal: The Forest and the Trees

We’ve all seen the stories about the Iran nuclear deal, which was concluded on July 14 between Iran, Britain, China, France, Russia, Germany, the United States and the European Union. What does it really mean for U.S. and global security? Read more >

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When Did the Nuclear Age Begin? 70 Years Ago, Today

Seventy years ago today, the United States exploded the first atomic bomb in the New Mexican desert, at the Alamogordo Bombing Range. Thus began the nuclear age. Read more >

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Nuclear Hair-Trigger and Launch-on-Warning: The World Says “No”

Almost all the world’s nations gather today at the UN in New York City for the month-long Review Conference of the international treaty designed to stop the spread of nuclear weapons and eliminate the ones that already exist.

The 1970 Treaty on the Non-Proliferation of Nuclear Weapons, or “NPT”, divides the world into nuclear weapons haves and have-nots, with the five nuclear weapon states—the U.S., Russia, China, Britain, and France—committed to nuclear disarmament in exchange for which the other 186 parties have pledged not to acquire nuclear weapons. The treaty includes inspections to make sure that countries with nuclear power programs don’t use the technology to produce nuclear weapons materials.   Read more >

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