New York Times: The last three United Nations climate change summit meetings have been disorderly affairs, marked by brinkmanship, breakdowns and a weary sense that there has to be a better way to address the intensifying challenge of a simmering planet. The meeting of the United Nations Framework Convention on Climate Change this year, which opened Monday in Doha, Qatar, promises to be a more staid affair than the three previous sessions — in Copenhagen in 2009; Cancún, Mexico, in 2010; and Durban, South Africa,…