China must commit to deeper emissions cuts: UN advisor

Updated July 15, 2008 20:33:45

One of the world's leading international economists says it's time all nations, including China, commit to reducing emissions faster.

Presenter: Karon Snowdon
Speakers: Professor Jeffrey Sachs, Director of the Earth Institute at Columbia University and special advisor to UN Secretary General Ban Ki-moon; Australia's Prime Minister Kevin Rudd; China's Ambassador to Australia, Zhang Junsai.