In this Newsweek article, David Victor warns that delivering greenery in the American political system will be difficult. On climate issues, America is less a nation than 50 different states moving at different speeds.

Plans to engineer the climate may be less effective than optimistic researchers had anticipated, the Economist posits.

This study from Harvard's Craig A. Hart examines the legal and regulatory barriers encountered in carbon capture and sequestration research.

The Report of the Office of the United Nations High Commissioner for Human Rights on the Relationship Between Climate Change and Human Rights "discusses how observed and projected impacts of climate change have implications for the enjoyment of human rights and for the obligations of States under international human rights law." It is dated January 15, 2009.

Barack Obama says he is serious about sharply reducing carbon emissions. But some experts see the recession, and competing "green" agendas, posing major obstacles to new climate change policy.

Kenneth Lieberthal and David Sandalow, two fellows at the Brookings Institution, recommend ways to overcome obstacles to cooperation between the United States and China on climate change.

The Asia Society, in collaboration with the Pew Center on Global Climate Change, presents a roadmap with suggestions for Chinese and American leaders that explains how to improve relations necessary for combatting climate change.

The Guardian prints a letter from Dr. James and Anniek Hansen, who make a personal appeal to President Obama, asking him to take aggressive but carefully targeted steps to combat global climate change.

This module features teaching notes for Climate Change and National Security: An Agenda for Action by author Joshua Busby, along with other resources to supplement the text. This Council Special Report proposes a portfolio of feasible and affordable policy options to reduce the vulnerability of the United States and other countries to the predictable effects of climate change.

Listen to Richard Cizik, vice president for governmental affairs at the National Association of Evangelicals, and Michael Levi, director of the program on energy security and climate change at CFR, discuss climate change and religious environmental activism as part of CFR's Religion and Foreign Policy Conference Call Series.

Learn more about CFR's Religion and Foreign Policy Initiative.

Watch Fatih Birol, chief economist and head of the economic analysis division at the International Energy Agency give his thoughts on climate change, the future of oil production, and the effects of the financial crisis on on global energy policy.

Listen to Fatih Birol, chief economist and head of the economic analysis division at the International Energy Agency, give his thoughts on climate change, the future of oil production, and the effects of the financial crisis on on global energy policy.

David G. Victor explains, "Climate Accession Deals could encourage large policy shifts that are in developing countries' interests and also reduce greenhouse gas emissions."