The COP 23: hopeless attempt or last hope?

As the sun rises on this Monday morning of the second week of the U.N. climate conference I am sitting in the train on my way to Bonn for my third attendance at this conference. I just landed in Dusseldorf, coming from New York, and wonder what to expect from this COP 23, the 23rd Conference of the Parties. I am oddly aware of the irony of flying in from