As sea levels rise around the world, experts discuss the adaptation policies for U.S. coastal cities and the budgetary and national security implications of rising sea levels on U.S. coastal communit…

Richard N. Haass, president of the Council on Foreign Relations, discusses the current state of the world and top challenges in U.S. foreign policy, with Juju Chang, coanchor of ABC News' Nightline m…

As the international community continues to work toward emissions reductions, some climate scientists are turning to the concept of geoengineering—the deliberate manipulation of the Earth’s climate—t…

BETTINGER-LOPEZ: Thank you very much. Welcome everyone to our roundtable, sponsored by the Council on Foreign Relations Women and Foreign Policy program, as well as the Think Global Health program, w…

Listen to experts breakdown the development of an international framework for geoengineering and the implications of these technologies for U.S. foreign policy.