China-U.S. Climate Talk is discussing the global climate change control and investment opportunities. CGTN anchor Kate Kui speaks to Liu Erfei, CEO of the Asia Investment Fund, Nathaniel Keohane, senior vice president of the Environmental Defense Fund, and Xu Jintao, special-term professor of Boya College, deputy dean of the National School of Development, and president of the Environment and Energy Research Center, Peking University.