They are more willing than Clinton was to think about taking U.S. missile forces off alert status, and they are open to other suggestions for reducing nuclear risk.
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For example, the United States is working closely with Russia to reach an agreement that would establish links between our computer emergency response teams and our nuclear risk reduction centers to build cooperation and to set up lines of communication in the event of an alarming incident.
Two decades after the end of the Cold War, we face a cruel irony of history -- the risk of a nuclear confrontation between nations has gone down, but the risk of nuclear attack has gone up.
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More to the point, it is inconceivable that the U.S. would ever launch this all-out attack, and risk nuclear war, unless the direct, vital interests of the U.S. were imperiled, and this would not credibly include an attack on Japan alone.
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Nuclear is dangerous because the disposal of radioactive waste remains unsolved and because it increases the risk of nuclear weapons proliferation.
Starting in the 1950s, paralleling the Korean War, was the increasing risk of nuclear war.
But advocates for preventing nuclear proliferation say it highlights the risk that terrorists could obtain enough fuel to build a nuclear device.
In June, India and Pakistan had their first-ever talks aimed at building mutual trust that could reduce the risk of nuclear conflict.
The United States, he concludes, should not try to roll back India's atomic-weapons capacity, but encourage a nuclear doctrine that reduces risk.
As my colleague Jeff McMahon has noted earlier this week, one risk of nuclear that has come to light in the aftermath of the Fukushima disaster is the possibility of radioactive contaminants, particularly iodide, making its way into drinking water.
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The order invoked the authority, inter alia, of the International Emergency Economic Powers Act (50 U.S.C. 1701-1706) and declared a national emergency to deal with the unusual and extraordinary threat to the national security and foreign policy of the United States posed by the risk of nuclear proliferation created by the accumulation of a large volume of weapons-usable fissile material in the territory of the Russian Federation.
Few western politicians would want to explain to their voters why winning a Balkan war is worth even the faintest risk of a nuclear one.
But because the risk of total nuclear annihilation has been removed, we in the West have lapsed into an alarming complacency about the risks that remain.
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This meant likely degradation of their zirconium alloy cladding, the possible release of hydrogen, and - by Tepco's admission - the risk that a nuclear chain reaction could begin.
The market had basically held true to its news-driven moniker by falling on bad news relating to the risk of a nuclear catastrophe and then rising when those worries abated in the afternoon.
Dr Ute Collier of WWF says other coastal installations could be at risk, including Sizewell nuclear power station in Suffolk.
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Nuclear is massively subsidized through a risk transfer from shareholders to ratepayers.
Hitachi has never before taken on the risk of operating a nuclear power utility, as opposed to simply building and selling the plants.
The U.S. has shunned recycling of nuclear fuel as a terrorism and proliferation risk, a view endorsed by the Union of Concerned Scientists.
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If war does break out, the possibility of nuclear escalation puts millions of lives at risk and perhaps even the existence of the states themselves.
This may be the biggest public health risk so far from the nuclear plant, aside from the danger to people actually working on containing the nuclear disaster.
"The fear of nuclear war has diminished partly because the risk has receded significantly with the end of the Cold War, " says Nick Bostrom, director of Oxford University's Future of Humanity Institute.
The Energy Department says the cuts would postpone work at the department's highest-risk sites, including the Hanford Nuclear Reservation near Richland, Wash.
It is a measure of the desperation of the U.S. nuclear power industry that it is willing to risk its seed corn on so uncertain a venture.
Since only computer simulations and static and non-nuclear examinations are allowed, there is a risk significant technical issues will not be uncovered simply because we are not looking in the right way.
Since India and Pakistan both have nuclear weapons, this may be the highest-risk strategy of all.
On the other hand, an Israeli attack on Iran's nuclear installations can place US forces in Iraq at risk.
And without ratification, we risk undoing decades of American leadership on nuclear security, and decades of bipartisanship on this issue.
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Officials are of course worried about the potential implications of such penetrations, noting that much of our infrastructure, including nuclear power plants and financial institutions, are at risk.
Even as Japanese responders continue to do heroic work, we know that the damage to the nuclear reactors in Fukushima Daiichi plant poses a substantial risk to people who are nearby.
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