A groundbreaking analysis of what the changes in American energy mean for the economy, national security, and the environment, authored by one of America's most prominent experts on energy's role in the world.

The sooner the new administration lays out the contours of the agreement it wants on climate change, the better the odds that it will be able to deliver. In this Huffington Post article, Michael Levi suggests a 5 point strategy for UN climate negotiations.

The annual U.N. climate negotiations, currently under way in Poznan, Poland, have stalled. In this Slate article, Michael Levi argues that one major obstacle is that the list of who's rich and who's poor is hopelessly out of date.

CFR Senior Fellow Michael Levi writes that the financial crisis will affect U.S. near-term efforts to deal with energy security and climate change.

Daniel S. Hall, Michael A. Levi, William A. Pizer, and Takahiro Ueno look at policy options for encouraging cooperation between the developed and developing world on combating climate change.

Unlike during the Cold War, the threat of nuclear attack now comes from rogue states that receive their weapons from sovereign nations. In this report, Michael A. Levi outlines how to discourage those nations from giving their nuclear technologies to terrorists, how to prevent accidental transfers, and the role that nuclear attribution plays in contemporary proliferation.

Michael A. Levi, who directed CFR's Independent Task Force on global climate change, says the United States needs to demonstrate how reducing carbon emissions can be balanced with economic growth.

Against the backdrop of increasing attention to climate change in the presidential campaigns, debate of the Lieberman-Warner climate bill in the Senate, and preparations for this summer's G8 summit, this report recommends an overhaul of U.S. domestic and foreign policy to confront the challenges of climate change.

Michael Levi, CFR fellow for science and technology, says the next president needs a strong domestic approach to climate change to be credible internationally.

Michael A. Levi argues that “too many scientists today wrongly assume that a lack of information is the biggest barrier facing terrorists or countries that might build nuclear bombs, and they overstate the risks involved in sharing information as a result.”

Michael Levi writes that “the mushroom cloud scenario has become a political fixture, as myths seem to be driving the debate.”

CFR Fellow Michael A. Levi says the Bali climate conference made some headway on deforestation but questions the rush to a deal on setting binding emissions targets.

Michael Levi writes that the “the NIE won't actually alter the debate about Iran.”

CFR Fellow for Science and Technology Michael A. Levi discusses his new book, On Nuclear Terrorism, which highlights many of the obstacles potential nuclear terrorists face.

Michael Levi writes that “the revelation last week that Slovak and Hungarian police arrested three men suspected of selling uranium powder is sure to spark an investigation into how security at the source of those materials failed. It would be wise, though, to study not only how defenses failed but also how authorities succeeded in breaking up the plot.”

Drawing from our long experience with terrorism, Michael A. Levi proposes new principles for understanding and defending against nuclear threats.

CFR's Michael A. Levi and Harvard's Graham T. Allison consider the likelihood of catastrophic nuclear terrorism in the United States.