We have to. Good evening, everyone. Welcome to the program. Im Christian Amanpour live in paris tonight. Half a world away, an urgent reminder of a polluted planet. Smog is choking the Chinese Capital and beijing residents have been advised to not go outside. As some 150 some World Leaders converge on paris to tackle Climate Change. The french president linked the two saying we owe our children a planet protected from catastrophes. President barack obama acknowledged the worlds most powerful economy and second worst polluter is partially to blame for rising temperatures and he said this conference is a turning point. This is the moment we finally determined we would save our planet. Is the fact that our nations share a sense of urgency about this challenge, and a growing realization that it is within our power to do something about it. Now, the cop 21 talks are taking place under unprecedented security. Earlier today i asked the French Defense minister about that and about whether they
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