Even as it touts U.S. efforts to sharply reduce its number of nuclear warheads, the Obama administration plans to increase spending on the aging nuclear weapons infrastructure to levels reminiscent of the Cold War, a new budget document shows.

President Obama wants to dramatically increase spending on nuclear weapons. Tell the president to cut - not increase - the nuclear weapons budget.

President Obama is planning to increase spending on America's nuclear weapons stockpile just days after pledging to try to rid the world of them.

The Department of Energy has done a poor job of tracking nuclear materials it has loaned under licenses to contractors, educational institutions and other organizations, according to an investigation by DOE Inspector General Gregory Friedman and his staff.

Obama claimed: "Iran is going to be one of our biggest challenges and as I said during the campaign we have a situation in which not only is Iran exporting terrorism through Hamas, through Hezbollah but they are pursuing a nuclear weapon that could potentially trigger a nuclear arms race."

The Nuclear Nonproliferation Treaty (NPT) of 1970, signed by 190 countries, was intended to halt the spread of nuclear weapons and ultimately create a bomb-free world. It will come up for review next year and it is in serious danger of unraveling.

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A warmer planet could find itself more often at war. The Earth’s fast-changing climate has a range of serious thinkers — from military brass to geographers to diplomats — predicting a spate of armed conflicts driven by the weather.

U.N. Secretary-General Ban Ki-moon urged the world's nuclear powers on Friday to start negotiations on eliminating nuclear weapons and begin talks to assure other nations they will not be attacked.

"In our councils of government, we must guard against the acquisition of unwarranted influence, whether sought or unsought, by the military-industrial complex..."

The rest of the world has mostly forgotten, but a brush with nuclear Armageddon is seared in the minds of residents here and still festers, 42 years later.

After the fall of the Soviet Union, the United States continued spending more on the military than the rest of the world combined. Andrew Bacevich, author of "The Limits of Power: The End of American Exceptionalism", questions whether the runaway spending actually makes America safer, and why candidates from both the Democratic and Republican parties are swearing allegiance to the global "war on terror".

Former U.S. President Jimmy Carter has said Israel holds at least 150 nuclear weapons, the first time a U.S. president has publicly acknowledged the Jewish state's atomic arsenal.

Is the United States moving toward military action with Iran? The resignation of the top U.S. military commander for the Middle East is setting off alarms that the Bush administration is intent on using military force to stop Iran's moves toward gaining nuclear weapons.

The U.N. Security Council on Monday imposed a third round of sanctions on Iran for its refusal to halt uranium enrichment, even though some members acknowledged that more penalties were unlikely to change Tehran's mind.

The west must be ready to resort to a pre-emptive nuclear attack to try to halt the "imminent" spread of nuclear and other weapons of mass destruction, according to a radical manifesto for a new Nato by five of the west's most senior military officers and strategists.

The accelerating spread of nuclear weapons, nuclear know-how and nuclear material has brought us to a nuclear tipping point. We face a very real possibility that the deadliest weapons ever invented could fall into dangerous hands.

The chief U.N. nuclear inspector warned Friday against rhetoric in the Iranian nuclear standoff that he called "a reminder of pre-war Iraq," and said he sees no reason to go beyond diplomacy, apparent criticisms of the U.S. position.