President Hu Jintao is now in New York to attend UN meetings. We have Dr. Gao Zhikai, our current affairs commentator, on the phone.

Q1: This is the first time for a Chinese head of state to attend so many summits in a single visit. Given the current situation, how significant is President Hu's overseas trip?

Q2: The high-level UN climate change meeting will help shape two years of negotiations on an international treaty. What's China's role on tackling global warming?

(CCTV September 22, 2009)