See the link. Two degrees! 
From the article:
"(CNN) -- World leaders opened pivotal climate talks Monday in Paris, saying the stakes are too high to end the conference without achieving a binding agreement to help slow the pace of global climate change.
"A political moment like this may not come again," U.N. Secretary-General Ban Ki-moon told leaders gathered for the conference. "We have never faced such a test. But neither have we encountered such great opportunity.""
http://www.cnn.com/2015/11/30/europe/france-paris-cop21-climate-change-conference/index.html
From the article:
"(CNN) -- World leaders opened pivotal climate talks Monday in Paris, saying the stakes are too high to end the conference without achieving a binding agreement to help slow the pace of global climate change.
"A political moment like this may not come again," U.N. Secretary-General Ban Ki-moon told leaders gathered for the conference. "We have never faced such a test. But neither have we encountered such great opportunity.""
http://www.cnn.com/2015/11/30/europe/france-paris-cop21-climate-change-conference/index.html
