Danish Prime Minister Lars Lokke Rasmussen addresses the opening of the United Nations Climate Change Conference 2009, also known as COP15, at the Bella center in Copenhagen December 7, 2009. More than 100 world leaders will gather next week in Copenhagen to add to global efforts to fight climate change as the UN Climate Change Conference got underway on Monday in the Danish capital. [Xinhua]

Yvo de Boer, executive secretary of the United Nations Framework Convention on Climate Change, addresses the opening of the United Nations Climate Change Conference 2009, also known as COP15, at the Bella center in Copenhagen December 7, 2009. [Xinhua]